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

EGTB: win in 4 half-moves

# move score
1 Rd1 win in 3 half-moves
2 Ra7 win in 7 half-moves
3 Ra8 win in 9 half-moves
4 Kc5 win in 11 half-moves
5 Kc6 win in 13 half-moves
6 Kb7 draw
7 Kb8 draw
8 Kc4 draw
9 Kc7 draw
10 Kd4 draw
11 Kd6 draw
12 Kd7 draw
13 Kd8 draw
14 Ra2 draw
15 Ra3 draw
16 Ra5 draw
17 Rb1 draw
18 Rc1 draw
19 Ke4 loss in 2 half-moves
20 Ke5 loss in 2 half-moves
21 Ke6 loss in 2 half-moves
22 Ra4 loss in 2 half-moves
23 Ra6 loss in 2 half-moves
24 Re1 loss in 2 half-moves
25 Rf1 loss in 2 half-moves
26 Rg1 loss in 2 half-moves
27 Rh1 loss in 2 half-moves