Add punctuation: You can play with only one ball on the rebound dissolve the top right of all
A: You can play with only one ball on the rebound dissolve the top right of all.

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A: Shuri Castle - photo gallery, Japan, photos of Japan, Japan pictures

Add punctuation: His aim was to bring together pointset topology and algebraic topology with his 1932 paper
A:
His aim was to bring together point-set topology and algebraic topology with his 1932 paper.