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 Kb8 win in 3 half-moves
3 Rb7 win in 3 half-moves
4 Rc7 win in 3 half-moves
5 Kc6 draw
6 Kcc7 draw
7 Kcd8 draw
8 Kd6 draw
9 Kdc7 draw
10 Kdd8 draw
11 Ke8 draw
12 Ra3 draw
13 Ra8 draw
14 Ke6 loss in 2 half-moves
15 Ke7 loss in 2 half-moves
16 Ra1 loss in 2 half-moves
17 Ra2 loss in 2 half-moves
18 Ra4 loss in 2 half-moves
19 Ra5 loss in 2 half-moves
20 Ra6 loss in 2 half-moves