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

EGTB: win in 4 half-moves

# move score
1 Kb6 win in 3 half-moves
2 Rc2 win in 3 half-moves
3 Rd2 win in 3 half-moves
4 Ra4 win in 5 half-moves
5 Kb5 win in 9 half-moves
6 Kc6 win in 9 half-moves
7 Kc7 win in 9 half-moves
8 Kc8 win in 9 half-moves
9 Kd5 win in 9 half-moves
10 Kd6 win in 9 half-moves
11 Kd7 win in 9 half-moves
12 Ra5 win in 9 half-moves
13 Rb2 win in 9 half-moves
14 Kb4 win in 13 half-moves
15 Kc4 win in 13 half-moves
16 Ra3 win in 13 half-moves
17 Kd4 draw
18 Ke7 draw
19 Ke8 draw
20 Ra1 draw
21 Re2 draw
22 Ra6 loss in 2 half-moves
23 Ra7 loss in 2 half-moves
24 Ra8 loss in 2 half-moves
25 Rf2 loss in 2 half-moves
26 Rg2 loss in 2 half-moves
27 Rh2 loss in 2 half-moves