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Collections are a way for you to organize kata so that you can create your own training routines. Every collection you create is public and automatically sharable with other warriors. After you have added a few kata to a collection you and others can train on the kata contained within the collection.
Get started now by creating a new collection.
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The first:
(XOOO)XXO
was counted already, it is the third item under 1 Letter with Tail/HeadThe second:
XO(OOXX)O
didn't match with the definition, 2O
s followed by 2X
s didn't fall under any of the 4 categories.