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

EGTB: win in 4 half-moves

# move score
1 Rf1 win in 3 half-moves
2 Kd7 win in 7 half-moves
3 Rd1 win in 7 half-moves
4 Rc1 win in 11 half-moves
5 Kc7 win in 13 half-moves
6 Kb7 draw
7 Kb8 draw
8 Kd8 draw
9 Ra3 draw
10 Ra8 draw
11 Rae1 draw
12 Rb1 draw
13 Rd8 draw
14 Re3 draw
15 Ree1 draw
16 Rf8 draw
17 Ra2 loss in 2 half-moves
18 Ra4 loss in 2 half-moves
19 Ra5 loss in 2 half-moves
20 Ra6 loss in 2 half-moves
21 Ra7 loss in 2 half-moves
22 Re2 loss in 2 half-moves
23 Re4 loss in 2 half-moves
24 Re5 loss in 2 half-moves
25 Re6 loss in 2 half-moves
26 Re7 loss in 2 half-moves
27 Rg1 loss in 2 half-moves
28 Rg8 loss in 2 half-moves
29 Rh1 loss in 2 half-moves
30 Rh8 loss in 2 half-moves