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

EGTB: win in 4 half-moves

# move score
1 Ka6 win in 3 half-moves
2 Kb5 win in 3 half-moves
3 Kb6 win in 3 half-moves
4 Kb7 win in 3 half-moves
5 Kb8 win in 3 half-moves
6 Rc8 win in 5 half-moves
7 Ka3 draw
8 Ka4 draw
9 Ka5 draw
10 Ka8 draw
11 Kb3 draw
12 Kc3 draw
13 Kc4 draw
14 Kc5 draw
15 Rb7 draw
16 Rc2 draw
17 Rd7 draw
18 Re7 draw
19 Rc1 loss in 2 half-moves
20 Rc3 loss in 2 half-moves
21 Rc4 loss in 2 half-moves
22 Rc5 loss in 2 half-moves
23 Rc6 loss in 2 half-moves
24 Rf7 loss in 2 half-moves
25 Rg7 loss in 2 half-moves
26 Rh7 loss in 2 half-moves