{"fenAfter":"4 4 b 0 0 1 0 0 378 n06a0xn03E0x\/n11\/n04y0xn06\/n04xxMn06\/n01d0mn02xxUn01s0xn04\/n06e0xn04\/n11\/n08Y0xn02\/n02D0xA0xn04S0xn02\/n11\/n11","fenBefore":"4 4 b 0 0 0 0 0 378 n06a0xn03E0x\/n11\/n04y0xn06\/n04xxMn06\/d0mn03xxUn01s0xn04\/n06e0xn04\/n11\/n08Y0xn02\/n02D0xA0xn04S0xn02\/n11\/n11","inputFen":"l4,0;l4,1","outputFen":"emm d0m 4,0 4,1"}