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 Kb7 win in 3 half-moves
3 Kc5 win in 3 half-moves
4 Kc7 win in 3 half-moves
5 Kd5 win in 3 half-moves
6 Kd7 win in 3 half-moves
7 Rf4 win in 5 half-moves
8 Rb4 win in 7 half-moves
9 Rb6 win in 7 half-moves
10 Rc4 win in 7 half-moves
11 Rd4 win in 7 half-moves
12 Ra1 win in 15 half-moves
13 Ra2 win in 15 half-moves
14 Ra3 win in 19 half-moves
15 Kb6 draw
16 Kd6 draw
17 Ra7 draw
18 Rg4 draw
19 R4a5 loss in 2 half-moves
20 R6a5 loss in 2 half-moves
21 Ra8 loss in 2 half-moves
22 Re4 loss in 2 half-moves
23 Rh4 loss in 2 half-moves