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

EGTB: win in 4 half-moves

# move score
1 Kb1 win in 3 half-moves
2 Kc3 win in 3 half-moves
3 Kc4 win in 3 half-moves
4 Ra7 win in 3 half-moves
5 Rb7 win in 3 half-moves
6 Rc5 win in 3 half-moves
7 Ka2 win in 5 half-moves
8 Kb2 win in 5 half-moves
9 Kb3 win in 5 half-moves
10 Kc5 win in 5 half-moves
11 Ka3 draw
12 Ka4 draw
13 Ka5 draw
14 Kb5 draw
15 Rc4 draw
16 Rc6 draw
17 Rc8 draw
18 Rd7 draw
19 Re7 draw
20 Rc1 loss in 2 half-moves
21 Rc2 loss in 2 half-moves
22 Rc3 loss in 2 half-moves
23 Rf7 loss in 2 half-moves
24 Rg7 loss in 2 half-moves
25 Rh7 loss in 2 half-moves