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

EGTB: win in 4 half-moves

# move score
1 Rb1 win in 3 half-moves
2 Rb3 win in 3 half-moves
3 Ka1 win in 7 half-moves
4 Ka3 win in 7 half-moves
5 Kb1 win in 7 half-moves
6 Kd1 win in 7 half-moves
7 Kd2 win in 7 half-moves
8 Kd3 win in 7 half-moves
9 Ke1 win in 7 half-moves
10 Ke3 win in 7 half-moves
11 Kf2 win in 7 half-moves
12 Kf3 win in 7 half-moves
13 Rb2 win in 7 half-moves
14 Rb4 win in 7 half-moves
15 Kb2 draw
16 Kb3 draw
17 Kf1 draw
18 Ra5 draw
19 Rb6 draw
20 Rc5 draw
21 Rd5 draw
22 Rh5 draw
23 Rb7 loss in 2 half-moves
24 Rb8 loss in 2 half-moves
25 Re5 loss in 2 half-moves
26 Rf5 loss in 2 half-moves
27 Rg5 loss in 2 half-moves