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

EGTB: win in 4 half-moves

# move score
1 Kb5 win in 3 half-moves
2 Kb6 win in 3 half-moves
3 Kc6 win in 3 half-moves
4 Kd5 win in 3 half-moves
5 Rb7 win in 3 half-moves
6 Rc7 win in 3 half-moves
7 Kd7 win in 9 half-moves
8 Ra8 win in 17 half-moves
9 Kb4 draw
10 Kc7 draw
11 Kd6 draw
12 Ke8 draw
13 Ra3 draw
14 Ra5 draw
15 Rd7 draw
16 Re7 draw
17 Rh7 draw
18 Kc4 loss in 2 half-moves
19 Kc8 loss in 2 half-moves
20 Kd4 loss in 2 half-moves
21 Ra1 loss in 2 half-moves
22 Ra2 loss in 2 half-moves
23 Ra4 loss in 2 half-moves
24 Ra6 loss in 2 half-moves
25 Rf7 loss in 2 half-moves
26 Rg7 loss in 2 half-moves
27 Ke7 loss in 1 half-moves