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b,.,.,.,.,.,.,.,.,.,.,.,.,.,.,.,.,.,.,.
b,.,.,.,.,.,.,.,.,.,.,.,.,.,.,.,.,.,.,.
b,.,.,.,.,.,.,.,.,.,.,.,.,.,.,.,.,.,.,.
b,.,.,.,.,.,.,.,.,.,.,.,.,.,.,.,.,.,.,.
b,.,.,.,.,.,.,.,.,.,.,.,.,.,.,.,.,.,.,.
b,.,.,.,.,.,.,.,.,.,.,.,.,.,.,.,.,.,.,.
b,.,.,.,.,.,.,.,.,.,.,.,.,.,.,.,.,.,.,.
b,.,.,.,.,.,.,.,.,.,.,.,.,.,.,.,.,.,.,.
b,.,.,.,.,.,.,.,.,.,.,.,.,.,.,.,.,.,.,.
b,.,.,.,.,.,.,.,.,.,.,.,.,.,.,.,.,.,.,.
b,.,.,.,.,.,.,.,.,.,.,.,.,.,.,.,.,.,.,.
b,.,.,.,.,.,.,.,.,.,.,.,.,.,.,.,.,.,.,.
b,.,.,.,.,.,.,.,.,.,.,.,.,.,.,.,.,.,.,.
b,.,.,.,.,.,.,.,.,.,.,.,.,.,.,.,.,.,.,.
b,.,.,.,.,.,.,.,.,.,.,.,.,.,.,.,.,.,.,.
b,.,.,.,.,.,.,.,.,.,.,.,.,.,.,.,.,.,.,.
b,.,.,.,.,.,.,.,.,.,.,.,.,.,.,.,.,.,.,.
b,.,.,.,.,.,.,.,.,.,.,.,.,.,.,.,.,.,.,.
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