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 Ra6 win in 3 half-moves
3 Rc7 win in 3 half-moves
4 Rd7 win in 3 half-moves
5 Rb7 win in 5 half-moves
6 Kb4 win in 9 half-moves
7 Kc2 win in 9 half-moves
8 Kd2 win in 9 half-moves
9 Ra5 win in 9 half-moves
10 Kc1 win in 11 half-moves
11 Kc4 win in 11 half-moves
12 Ra1 win in 11 half-moves
13 Ka4 draw
14 Ka5 draw
15 Ka6 draw
16 Kc5 draw
17 Kc6 draw
18 Ra4 draw
19 Ra8 draw
20 Re7 draw
21 Rf7 draw
22 Ke1 loss in 2 half-moves
23 Ke2 loss in 2 half-moves
24 Ra2 loss in 2 half-moves
25 Ra3 loss in 2 half-moves
26 Rg7 loss in 2 half-moves
27 Rh7 loss in 2 half-moves