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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.
This solution doesn't work for some legit cases, e.g.
1111111111000000000111111111100000000001111111111000000000111111111This is quite obviously 4 dots, i.e. "I", but...;)