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

EGTB: win in 4 half-moves

# move score
1 Kb7 win in 3 half-moves
2 Kc4 win in 5 half-moves
3 Ke2 draw
4 Ke3 draw
5 Ke4 draw
6 Rc6 draw
7 Ka7 loss in 2 half-moves
8 Kb8 loss in 2 half-moves
9 Kc2 loss in 2 half-moves
10 Kd2 loss in 2 half-moves
11 Kd4 loss in 2 half-moves
12 Ra3 loss in 2 half-moves
13 Rb3 loss in 2 half-moves
14 Rc1 loss in 2 half-moves
15 Rc2 loss in 2 half-moves
16 Rc4 loss in 2 half-moves
17 Rc5 loss in 2 half-moves
18 Rc7 loss in 2 half-moves
19 Rc8 loss in 2 half-moves