Problem	21459
Created	2017-07-23
Source
Rating

Difficulty	30 kyu
Average Solve Time	16 secs
User Attempts	572 / 677
Solve Ratio Rating	30 kyu
	rating history

(;SZ[4]AB[ad]AB[ac]AB[dc]AB[dd]AW[bb]AB[bc]AW[cb]AB[cc]AW[ab]C[FORCE]AP[goproblems] (;W[db]C[RIGHT]) (;W[da]C[FORCE] (;B[ca]) (;B[db])) (;W[ca]C[FORCE];B[db]) (;W[ba]C[FORCE];B[db]) (;W[aa]C[FORCE] (;B[ca]) (;B[da]) (;B[db])))