diff --git a/src/activities/alphabet-sequence/resource/README b/src/activities/alphabet-sequence/resource/README
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-Copyright: Timothée Giet, 2015
-License: CC-BY-SA 4.0
-Files:
-cloud_storm.svg
-cloud.svg
-tuxhelico.svg
diff --git a/src/activities/alphabet-sequence/resource/cloud.svg b/src/activities/alphabet-sequence/resource/cloud.svg
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index 7f0ed540a..000000000
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diff --git a/src/activities/alphabet-sequence/resource/cloud_storm.svg b/src/activities/alphabet-sequence/resource/cloud_storm.svg
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index 797796989..000000000
--- a/src/activities/alphabet-sequence/resource/cloud_storm.svg
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-
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-
diff --git a/src/activities/alphabet-sequence/resource/tuxhelico.svg b/src/activities/alphabet-sequence/resource/tuxhelico.svg
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index e1180ee52..000000000
--- a/src/activities/alphabet-sequence/resource/tuxhelico.svg
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