Problem	18770
Created	2014-12-20
Name	167 - 900
Source	Encyclopedia of Life and Death
Rating

Difficulty	27.3 kyu
Average Solve Time	19 secs
User Attempts	2262 / 3717
Solve Ratio Rating	15 kyu
	rating history

(;AB[ac]AB[bc]AB[cc]AB[db]AB[da]AW[ea]AW[eb]AW[ec]AW[dc]AW[cd]AW[bd]AW[ad]AP[goproblems] (;B[ba]C[] (;W[bb] (;B[cb]C[RIGHT]) (;B[ab]C[RIGHT])) (;W[cb];B[ca];W[bb];B[ab]C[RIGHT]) (;W[ca];B[cb]C[RIGHT]) (;W[ab];B[bb]C[RIGHT]) (;W[aa];B[ab]C[RIGHT])) (;B[bb];W[ba];B[aa];W[ab]C[Disadv. koCHOICE]) (;B[cb];W[ba]C[CHOICE]) (;B[ca];W[bb];B[ab];W[ba]C[CHOICE]) (;B[ab];W[cb] (;B[ba];W[ca]C[CHOICE]) (;B[ca];W[ba]C[CHOICE]) (;B[bb];W[ca]C[CHOICE]) (;B[aa];W[ba]C[CHOICE])) (;B[aa];W[bb];B[ba];W[cb] (;B[ca];W[ab]C[CHOICE]) (;B[ab];W[ca]C[CHOICE])))