{"fenAfter":"0 2 b 0 0 5 0 0 174 n11\/n03E0xn04xxmn02\/e0xn03s0xn03xxMxxMn01\/n11\/n01xxmn02a0xn01d0mn04\/S0xn05D0Un04\/n01xxMn02xxMA0xn05\/n03y0xn07\/n11\/n03xxMn07\/n08Y0xn02","fenBefore":"0 2 b 0 0 5 0 0 174 n11\/n03E0xn04xxmn02\/e0xn03s0xn03xxMxxMn01\/n11\/n01xxmn02a0xn01d0mn04\/S0xn05D0Un04\/n01xxMn02xxMA0xn05\/n03y0xn07\/n11\/n03xxMn07\/n08Y0xn02","inputFen":"l2,4","outputFen":"nl4,4 stc o\/l4,6 stc o"}