{"id":2716,"date":"2026-01-22T16:09:09","date_gmt":"2026-01-22T15:09:09","guid":{"rendered":"https:\/\/www.preventraide.fr\/contenus\/?p=2716"},"modified":"2026-01-22T16:11:17","modified_gmt":"2026-01-22T15:11:17","slug":"a-fontaines-saint-martin-une-classe-de-cm2-explore-leau-ses-cycles-et-ses-risques","status":"publish","type":"post","link":"https:\/\/www.preventraide.fr\/contenus\/actualites\/a-fontaines-saint-martin-une-classe-de-cm2-explore-leau-ses-cycles-et-ses-risques\/","title":{"rendered":"\u00c0 Fontaines-Saint-Martin, une classe de CM2 explore l\u2019eau, ses cycles et ses risques"},"content":{"rendered":"\n<p>L\u2019antenne Pr\u00e9vention MAIF de Lyon s\u2019est engag\u00e9e dans un projet p\u00e9dagogique de longue haleine avec une classe de CM2 de Fontaines-Saint-Martin, petite commune du Val de Sa\u00f4ne situ\u00e9e au nord de la m\u00e9tropole lyonnaise. L\u2019objectif : permettre aux \u00e9l\u00e8ves de mieux comprendre l\u2019eau, ses cycles, ses usages, ses fragilit\u00e9s et les risques qui y sont associ\u00e9s, \u00e0 travers une approche concr\u00e8te, scientifique et participative.<\/p>\n\n\n\n<p>Le choix de cette classe ne doit rien au hasard. D\u00e8s le CE2, les \u00e9l\u00e8ves avaient particip\u00e9 \u00e0 une Fresque du climat anim\u00e9e par des b\u00e9n\u00e9voles de l&rsquo;association, dont ils conservent une m\u00e9moire tr\u00e8s pr\u00e9cise et de solides acquis.<\/p>\n\n\n\n<div class=\"wp-block-columns is-layout-flex wp-container-core-columns-is-layout-28f84493 wp-block-columns-is-layout-flex\">\n<div class=\"wp-block-column is-layout-flow wp-block-column-is-layout-flow\">\n<figure class=\"wp-block-image size-large\"><img loading=\"lazy\" decoding=\"async\" width=\"576\" height=\"1024\" src=\"https:\/\/www.preventraide.fr\/contenus\/app\/uploads\/2026\/01\/PXL_20260115_150356402.MP_-576x1024.jpg\" alt=\"\" class=\"wp-image-2723\" srcset=\"https:\/\/www.preventraide.fr\/contenus\/app\/uploads\/2026\/01\/PXL_20260115_150356402.MP_-576x1024.jpg 576w, https:\/\/www.preventraide.fr\/contenus\/app\/uploads\/2026\/01\/PXL_20260115_150356402.MP_-169x300.jpg 169w, https:\/\/www.preventraide.fr\/contenus\/app\/uploads\/2026\/01\/PXL_20260115_150356402.MP_-768x1366.jpg 768w, https:\/\/www.preventraide.fr\/contenus\/app\/uploads\/2026\/01\/PXL_20260115_150356402.MP_-864x1536.jpg 864w, https:\/\/www.preventraide.fr\/contenus\/app\/uploads\/2026\/01\/PXL_20260115_150356402.MP_-1152x2048.jpg 1152w, https:\/\/www.preventraide.fr\/contenus\/app\/uploads\/2026\/01\/PXL_20260115_150356402.MP_.jpg 1406w\" sizes=\"auto, (max-width: 576px) 100vw, 576px\" \/><\/figure>\n<\/div>\n\n\n\n<div class=\"wp-block-column is-layout-flow wp-block-column-is-layout-flow\">\n<p>Le 20 novembre, les b\u00e9n\u00e9voles de l\u2019antenne lyonnaise interviennent en classe pour introduire la notion de bassin versant. Les \u00e9l\u00e8ves d\u00e9couvrent \u00e0 cette occasion les outils G\u00e9orisques et \u00ab Aux alentours \u00bb, prenant conscience que leur commune, comme beaucoup d\u2019autres, n\u2019est pas \u00e0 l\u2019abri de risques naturels.<\/p>\n\n\n\n<p>Ils visionnent \u00e9galement un extrait vid\u00e9o du philosophe Baptiste Morizot, mettant en contraste une rivi\u00e8re naturelle, vivante et expressive, et une rivi\u00e8re canalis\u00e9e, contrainte \u00e0 un \u00e9coulement rectiligne et acc\u00e9l\u00e9r\u00e9. Cette s\u00e9quence permet d\u2019aborder le r\u00f4le d\u2019un alli\u00e9 essentiel des cours d\u2019eau : le castor. V\u00e9ritable ing\u00e9nieur des rivi\u00e8res, il contribue \u00e0 leur r\u00e9gulation et \u00e0 leur pr\u00e9servation. Une r\u00e9alit\u00e9 bien concr\u00e8te pour les \u00e9l\u00e8ves, puisque de nombreuses traces de sa pr\u00e9sence sont observables le long de la Sa\u00f4ne, toute proche de l\u2019\u00e9cole.<\/p>\n\n\n\n<p>La s\u00e9ance se prolonge par une observation de terrain le long du ruisseau des Vosges, qui borde l\u2019\u00e9cole. Les \u00e9l\u00e8ves comparent deux r\u00e9alit\u00e9s contrast\u00e9es : en aval, un cours d\u2019eau canalis\u00e9 favorisant une \u00e9vacuation rapide de l\u2019eau ; en amont, un milieu plus naturel et sinueux, alimentant une zone humide riche en biodiversit\u00e9.<\/p>\n\n\n\n<p>Si un \u00e9pisode de gel \u00e9courte l\u2019observation de libellules, gerris ou dytiques, la promesse est faite de revenir au printemps pour poursuivre l\u2019inventaire du vivant et, qui sait, observer les traces de pr\u00e9sence du castor.<\/p>\n<\/div>\n<\/div>\n\n\n\n<div class=\"wp-block-columns is-layout-flex wp-container-core-columns-is-layout-28f84493 wp-block-columns-is-layout-flex\">\n<div class=\"wp-block-column is-layout-flow wp-block-column-is-layout-flow\">\n<p>De retour en classe le 13 janvier, apr\u00e8s le visionnage de capsules p\u00e9dagogiques \u00ab Comprendre l\u2019eau \u00bb, les \u00e9changes s\u2019ouvrent sur les connaissances des \u00e9l\u00e8ves. Des extraits vid\u00e9o retra\u00e7ant le voyage d\u2019une bouteille plastique dans un fleuve, jusqu\u2019\u00e0 sa fragmentation en micro puis nanoparticules, permettent d\u2019aborder les cha\u00eenes alimentaires et le cycle de l\u2019eau.<\/p>\n\n\n\n<p>Les exp\u00e9riences se succ\u00e8dent, spectaculaires et parlantes : formation d\u2019un nuage dans un bocal, condensation de la vapeur sur une po\u00eale glac\u00e9e\u2026 En quelques minutes, les \u00e9l\u00e8ves visualisent \u00e9vaporation, condensation et pr\u00e9cipitation. Effet \u00ab waouh \u00bb garanti.<\/p>\n\n\n\n<p>La s\u00e9ance se poursuit avec une Fresque de l\u2019eau projet\u00e9e au tableau, puis un travail en groupes. Sur de grandes feuilles, les \u00e9l\u00e8ves r\u00e9alisent leur propre fresque, m\u00ealant esth\u00e9tique, notions scientifiques, titres et slogans. Chaque groupe pr\u00e9sente ensuite sa production \u00e0 la classe.<\/p>\n<\/div>\n\n\n\n<div class=\"wp-block-column is-layout-flow wp-block-column-is-layout-flow\">\n<figure class=\"wp-block-image size-large\"><img loading=\"lazy\" decoding=\"async\" width=\"1024\" height=\"576\" src=\"https:\/\/www.preventraide.fr\/contenus\/app\/uploads\/2026\/01\/PXL_20260113_101311340.MP_-1024x576.jpg\" alt=\"\" class=\"wp-image-2717\" srcset=\"https:\/\/www.preventraide.fr\/contenus\/app\/uploads\/2026\/01\/PXL_20260113_101311340.MP_-1024x576.jpg 1024w, https:\/\/www.preventraide.fr\/contenus\/app\/uploads\/2026\/01\/PXL_20260113_101311340.MP_-300x169.jpg 300w, https:\/\/www.preventraide.fr\/contenus\/app\/uploads\/2026\/01\/PXL_20260113_101311340.MP_-768x432.jpg 768w, https:\/\/www.preventraide.fr\/contenus\/app\/uploads\/2026\/01\/PXL_20260113_101311340.MP_-1536x864.jpg 1536w, https:\/\/www.preventraide.fr\/contenus\/app\/uploads\/2026\/01\/PXL_20260113_101311340.MP_-2048x1152.jpg 2048w, https:\/\/www.preventraide.fr\/contenus\/app\/uploads\/2026\/01\/PXL_20260113_101311340.MP_-1600x900.jpg 1600w\" sizes=\"auto, (max-width: 1024px) 100vw, 1024px\" \/><\/figure>\n<\/div>\n<\/div>\n\n\n\n<div class=\"wp-block-columns is-layout-flex wp-container-core-columns-is-layout-28f84493 wp-block-columns-is-layout-flex\">\n<div class=\"wp-block-column is-layout-flow wp-block-column-is-layout-flow\">\n<figure class=\"wp-block-image size-large\"><img loading=\"lazy\" decoding=\"async\" width=\"1024\" height=\"1010\" src=\"https:\/\/www.preventraide.fr\/contenus\/app\/uploads\/2026\/01\/PXL_20260115_125301205.MP_-1024x1010.jpg\" alt=\"\" class=\"wp-image-2718\" srcset=\"https:\/\/www.preventraide.fr\/contenus\/app\/uploads\/2026\/01\/PXL_20260115_125301205.MP_-1024x1010.jpg 1024w, https:\/\/www.preventraide.fr\/contenus\/app\/uploads\/2026\/01\/PXL_20260115_125301205.MP_-300x296.jpg 300w, https:\/\/www.preventraide.fr\/contenus\/app\/uploads\/2026\/01\/PXL_20260115_125301205.MP_-768x758.jpg 768w, https:\/\/www.preventraide.fr\/contenus\/app\/uploads\/2026\/01\/PXL_20260115_125301205.MP_-1536x1516.jpg 1536w, https:\/\/www.preventraide.fr\/contenus\/app\/uploads\/2026\/01\/PXL_20260115_125301205.MP_-2048x2021.jpg 2048w, https:\/\/www.preventraide.fr\/contenus\/app\/uploads\/2026\/01\/PXL_20260115_125301205.MP_-1600x1579.jpg 1600w\" sizes=\"auto, (max-width: 1024px) 100vw, 1024px\" \/><\/figure>\n<\/div>\n\n\n\n<div class=\"wp-block-column is-layout-flow wp-block-column-is-layout-flow\">\n<p>Un temps est consacr\u00e9 aux limites plan\u00e9taires, et notamment \u00e0 celle li\u00e9e \u00e0 l\u2019acidification des oc\u00e9ans. Une exp\u00e9rience simple est mise en place : la dissolution progressive d\u2019une coquille d\u2019\u0153uf plong\u00e9e dans un milieu acide. Elle illustre de mani\u00e8re concr\u00e8te les cons\u00e9quences de ce ph\u00e9nom\u00e8ne sur les r\u00e9cifs coralliens.<\/p>\n\n\n\n<p><\/p>\n\n\n\n<p>Souhaitant aller au-del\u00e0 de la sensibilisation, l\u2019antenne de Lyon choisit de placer les \u00e9l\u00e8ves en situation d\u2019acteurs. Apr\u00e8s des \u00e9changes avec plusieurs associations (LPO, Des esp\u00e8ces parmi\u2019Lyon, Les Petits D\u00e9brouillards), le choix est fait de proposer des exp\u00e9riences scientifiques sous forme de d\u00e9fis.<\/p>\n\n\n\n<p>Lors de l\u2019intervention du jeudi 15 janvier, quatre ateliers sont mis en place. R\u00e9partis en groupes, les \u00e9l\u00e8ves disposent de 25 minutes par atelier pour exp\u00e9rimenter, observer et restituer leurs conclusions sur des affiches collectives, dans un esprit de world caf\u00e9.<\/p>\n\n\n\n<p>Au-del\u00e0 des apprentissages, cette approche collective permet de transformer les inqui\u00e9tudes li\u00e9es aux enjeux environnementaux en compr\u00e9hension concr\u00e8te et en capacit\u00e9 d\u2019agir \u00e0 leur \u00e9chelle. En donnant des rep\u00e8res fiables et des cl\u00e9s de lecture du r\u00e9el, elle contribue \u00e0 apaiser l\u2019\u00e9co-anxi\u00e9t\u00e9 et \u00e0 renforcer la confiance des \u00e9l\u00e8ves face aux d\u00e9fis \u00e0 venir.<\/p>\n<\/div>\n<\/div>\n\n\n\n<p>Parmi les temps forts des ateliers :<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>L\u2019\u00e9rosion et la filtration des sols, mettant en \u00e9vidence le r\u00f4le protecteur de la v\u00e9g\u00e9tation et la capacit\u00e9 des sols \u00e0 filtrer l\u2019eau ;<\/li>\n\n\n\n<li>La flottaison et la pression, avec des d\u00e9fis ludiques pour comprendre la pouss\u00e9e d\u2019Archim\u00e8de et le comportement de l\u2019air ;<\/li>\n\n\n\n<li>L\u2019acidification des oc\u00e9ans, rendue concr\u00e8te par la mesure du pH de diff\u00e9rentes eaux et l\u2019observation de la dissolution d\u2019une coquille d\u2019\u0153uf ;<\/li>\n\n\n\n<li>La tension superficielle, illustr\u00e9e par un d\u00e9fi collectif consistant \u00e0 d\u00e9poser un maximum de pi\u00e8ces dans un verre rempli \u00e0 ras bord sans le faire d\u00e9border.<br>Record du jour : 73 pi\u00e8ces.<\/li>\n<\/ul>\n\n\n\n<p>Les productions des \u00e9l\u00e8ves sont affich\u00e9es et comment\u00e9es collectivement, favorisant la mise en commun des connaissances.<\/p>\n\n\n\n<p><\/p>\n\n\n\n<p>Ces s\u00e9ances se concluent dans un climat d\u2019enthousiasme partag\u00e9. Les \u00e9l\u00e8ves se montrent curieux et investis, l\u2019enseignant salue la richesse des apports p\u00e9dagogiques, et les b\u00e9n\u00e9voles, fatigu\u00e9s mais satisfaits, confirment leur intention de revenir au printemps pour poursuivre l\u2019observation de la biodiversit\u00e9 locale.<\/p>\n\n\n\n<p>Un projet exemplaire o\u00f9 pr\u00e9vention, science, esprit critique et engagement citoyen prennent pleinement leur sens.<\/p>\n\n\n\n<figure class=\"wp-block-gallery has-nested-images columns-default is-cropped wp-block-gallery-1 is-layout-flex wp-block-gallery-is-layout-flex\">\n<figure class=\"wp-block-image size-large\"><img loading=\"lazy\" decoding=\"async\" width=\"1024\" height=\"576\" data-id=\"2721\" src=\"https:\/\/www.preventraide.fr\/contenus\/app\/uploads\/2026\/01\/PXL_20260115_150320917.MP_-1024x576.jpg\" alt=\"\" class=\"wp-image-2721\" srcset=\"https:\/\/www.preventraide.fr\/contenus\/app\/uploads\/2026\/01\/PXL_20260115_150320917.MP_-1024x576.jpg 1024w, https:\/\/www.preventraide.fr\/contenus\/app\/uploads\/2026\/01\/PXL_20260115_150320917.MP_-300x169.jpg 300w, https:\/\/www.preventraide.fr\/contenus\/app\/uploads\/2026\/01\/PXL_20260115_150320917.MP_-768x432.jpg 768w, https:\/\/www.preventraide.fr\/contenus\/app\/uploads\/2026\/01\/PXL_20260115_150320917.MP_-1536x864.jpg 1536w, https:\/\/www.preventraide.fr\/contenus\/app\/uploads\/2026\/01\/PXL_20260115_150320917.MP_-2048x1152.jpg 2048w, https:\/\/www.preventraide.fr\/contenus\/app\/uploads\/2026\/01\/PXL_20260115_150320917.MP_-1600x900.jpg 1600w\" sizes=\"auto, (max-width: 1024px) 100vw, 1024px\" \/><\/figure>\n\n\n\n<figure class=\"wp-block-image size-large\"><img loading=\"lazy\" decoding=\"async\" width=\"576\" height=\"1024\" data-id=\"2722\" src=\"https:\/\/www.preventraide.fr\/contenus\/app\/uploads\/2026\/01\/PXL_20260115_135414651.MP_-576x1024.jpg\" alt=\"\" class=\"wp-image-2722\" srcset=\"https:\/\/www.preventraide.fr\/contenus\/app\/uploads\/2026\/01\/PXL_20260115_135414651.MP_-576x1024.jpg 576w, https:\/\/www.preventraide.fr\/contenus\/app\/uploads\/2026\/01\/PXL_20260115_135414651.MP_-169x300.jpg 169w, https:\/\/www.preventraide.fr\/contenus\/app\/uploads\/2026\/01\/PXL_20260115_135414651.MP_-768x1366.jpg 768w, https:\/\/www.preventraide.fr\/contenus\/app\/uploads\/2026\/01\/PXL_20260115_135414651.MP_-864x1536.jpg 864w, https:\/\/www.preventraide.fr\/contenus\/app\/uploads\/2026\/01\/PXL_20260115_135414651.MP_-1152x2048.jpg 1152w, https:\/\/www.preventraide.fr\/contenus\/app\/uploads\/2026\/01\/PXL_20260115_135414651.MP_.jpg 1406w\" sizes=\"auto, (max-width: 576px) 100vw, 576px\" \/><\/figure>\n\n\n\n<figure class=\"wp-block-image size-large\"><img loading=\"lazy\" decoding=\"async\" width=\"576\" height=\"1024\" data-id=\"2723\" src=\"https:\/\/www.preventraide.fr\/contenus\/app\/uploads\/2026\/01\/PXL_20260115_150356402.MP_-576x1024.jpg\" alt=\"\" class=\"wp-image-2723\" srcset=\"https:\/\/www.preventraide.fr\/contenus\/app\/uploads\/2026\/01\/PXL_20260115_150356402.MP_-576x1024.jpg 576w, https:\/\/www.preventraide.fr\/contenus\/app\/uploads\/2026\/01\/PXL_20260115_150356402.MP_-169x300.jpg 169w, https:\/\/www.preventraide.fr\/contenus\/app\/uploads\/2026\/01\/PXL_20260115_150356402.MP_-768x1366.jpg 768w, https:\/\/www.preventraide.fr\/contenus\/app\/uploads\/2026\/01\/PXL_20260115_150356402.MP_-864x1536.jpg 864w, https:\/\/www.preventraide.fr\/contenus\/app\/uploads\/2026\/01\/PXL_20260115_150356402.MP_-1152x2048.jpg 1152w, https:\/\/www.preventraide.fr\/contenus\/app\/uploads\/2026\/01\/PXL_20260115_150356402.MP_.jpg 1406w\" sizes=\"auto, (max-width: 576px) 100vw, 576px\" \/><\/figure>\n\n\n\n<figure class=\"wp-block-image size-large\"><img loading=\"lazy\" decoding=\"async\" width=\"576\" height=\"1024\" data-id=\"2724\" src=\"https:\/\/www.preventraide.fr\/contenus\/app\/uploads\/2026\/01\/PXL_20260115_134914794.MP_-576x1024.jpg\" alt=\"\" class=\"wp-image-2724\" srcset=\"https:\/\/www.preventraide.fr\/contenus\/app\/uploads\/2026\/01\/PXL_20260115_134914794.MP_-576x1024.jpg 576w, https:\/\/www.preventraide.fr\/contenus\/app\/uploads\/2026\/01\/PXL_20260115_134914794.MP_-169x300.jpg 169w, https:\/\/www.preventraide.fr\/contenus\/app\/uploads\/2026\/01\/PXL_20260115_134914794.MP_-768x1366.jpg 768w, https:\/\/www.preventraide.fr\/contenus\/app\/uploads\/2026\/01\/PXL_20260115_134914794.MP_-864x1536.jpg 864w, https:\/\/www.preventraide.fr\/contenus\/app\/uploads\/2026\/01\/PXL_20260115_134914794.MP_-1152x2048.jpg 1152w, https:\/\/www.preventraide.fr\/contenus\/app\/uploads\/2026\/01\/PXL_20260115_134914794.MP_.jpg 1406w\" sizes=\"auto, (max-width: 576px) 100vw, 576px\" \/><\/figure>\n\n\n\n<figure class=\"wp-block-image size-large\"><img loading=\"lazy\" decoding=\"async\" width=\"1024\" height=\"619\" data-id=\"2725\" src=\"https:\/\/www.preventraide.fr\/contenus\/app\/uploads\/2026\/01\/PXL_20260115_131753434.MP_-1024x619.jpg\" alt=\"\" class=\"wp-image-2725\" srcset=\"https:\/\/www.preventraide.fr\/contenus\/app\/uploads\/2026\/01\/PXL_20260115_131753434.MP_-1024x619.jpg 1024w, https:\/\/www.preventraide.fr\/contenus\/app\/uploads\/2026\/01\/PXL_20260115_131753434.MP_-300x181.jpg 300w, https:\/\/www.preventraide.fr\/contenus\/app\/uploads\/2026\/01\/PXL_20260115_131753434.MP_-768x464.jpg 768w, https:\/\/www.preventraide.fr\/contenus\/app\/uploads\/2026\/01\/PXL_20260115_131753434.MP_-1536x928.jpg 1536w, https:\/\/www.preventraide.fr\/contenus\/app\/uploads\/2026\/01\/PXL_20260115_131753434.MP_-2048x1238.jpg 2048w, https:\/\/www.preventraide.fr\/contenus\/app\/uploads\/2026\/01\/PXL_20260115_131753434.MP_-1600x967.jpg 1600w\" sizes=\"auto, (max-width: 1024px) 100vw, 1024px\" \/><\/figure>\n<\/figure>\n","protected":false},"excerpt":{"rendered":"<p>L\u2019antenne Pr\u00e9vention MAIF de Lyon s\u2019est engag\u00e9e dans un projet p\u00e9dagogique de longue haleine avec une classe de CM2 de Fontaines-Saint-Martin, petite commune du Val de Sa\u00f4ne situ\u00e9e au nord de la m\u00e9tropole lyonnaise. L\u2019objectif : permettre aux \u00e9l\u00e8ves de mieux comprendre l\u2019eau, ses cycles, ses usages, ses fragilit\u00e9s et les risques qui y sont [&hellip;]<\/p>\n","protected":false},"author":6,"featured_media":2720,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"inline_featured_image":false,"ghostkit_customizer_options":"","ghostkit_custom_css":"","ghostkit_custom_js_head":"","ghostkit_custom_js_foot":"","ghostkit_typography":"","footnotes":""},"categories":[2],"tags":[],"class_list":["post-2716","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-non-classifie"],"acf":[],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v24.9 - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>\u00c0 Fontaines-Saint-Martin, une classe de CM2 explore l\u2019eau, ses cycles et ses risques - Preventraide - Conseils Pr\u00e9vention<\/title>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/www.preventraide.fr\/contenus\/actualites\/a-fontaines-saint-martin-une-classe-de-cm2-explore-leau-ses-cycles-et-ses-risques\/\" \/>\n<meta property=\"og:locale\" content=\"fr_FR\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"\u00c0 Fontaines-Saint-Martin, une classe de CM2 explore l\u2019eau, ses cycles et ses risques - Preventraide - Conseils Pr\u00e9vention\" \/>\n<meta property=\"og:description\" content=\"L\u2019antenne Pr\u00e9vention MAIF de Lyon s\u2019est engag\u00e9e dans un projet p\u00e9dagogique de longue haleine avec une classe de CM2 de Fontaines-Saint-Martin, petite commune du Val de Sa\u00f4ne situ\u00e9e au nord de la m\u00e9tropole lyonnaise. 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