Click on the third or sixth rank to set the en passant target square.

EGTB: win in 4 half-moves

# move score
1 Kff2 win in 3 half-moves
2 Kg1 draw
3 Kg2 draw
4 Ra1 draw
5 Kd1 loss in 2 half-moves
6 Kd2 loss in 2 half-moves
7 Kd3 loss in 2 half-moves
8 Ke3 loss in 2 half-moves
9 Kef2 loss in 2 half-moves
10 Kf3 loss in 2 half-moves
11 Rb1 loss in 2 half-moves
12 Rc1 loss in 2 half-moves
13 Rd1 loss in 2 half-moves