{"fenAfter":"3 4 w 0 0 5 0 0 449 n11\/n10e0x\/n07a0xn03\/y0xn10\/n11\/n03d0xn07\/n06xxmn03xxU\/n03S0xn02Y0xn01xxME0xn01\/n02s0xn08\/n10A0x\/n02D0Mn08","fenBefore":"3 4 w 0 0 5 0 0 449 n11\/n10e0x\/n07a0xn03\/y0xn10\/n11\/n03d0xn07\/n06xxmn03xxU\/n03S0xn02Y0xn01xxME0xn01\/n02s0xn08\/n10A0x\/n02D0Mn08","inputFen":"l7,3;l5,3","outputFen":"nl4,2 stm o\/l4,3 stm o\/l4,4 stm o\/l5,2 stm o\/l5,4 stm o\/l6,2 stm o\/l6,3 stm o\/l6,4 stm o"}