Monthly record of sumiko19691204's rank (dan/kyu)
month dan/kyu win/lose win ratio
2018 /01 3.06 Kyu 14 win 11 lose .560
2017 /12 3.76 Kyu 25 win 33 lose .431
2017 /11 3.66 Kyu 24 win 35 lose .406
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