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

EGTB: win in 6 half-moves

# move score
1 Kb5 win in 5 half-moves
2 Kb6 win in 5 half-moves
3 Kc2 win in 5 half-moves
4 Rb1 win in 13 half-moves
5 Ra1 win in 29 half-moves
6 Ka5 draw
7 Ka7 draw
8 Kb7 draw
9 Kc1 draw
10 Kc3 draw
11 Kd1 draw
12 Kd3 draw
13 Ke2 draw
14 Ke3 draw
15 Rc1 draw
16 Rd1 draw
17 Re2 draw
18 Re8 draw
19 Rf1 draw
20 Re3 loss in 2 half-moves
21 Re4 loss in 2 half-moves
22 Re5 loss in 2 half-moves
23 Re6 loss in 2 half-moves
24 Re7 loss in 2 half-moves
25 Rg1 loss in 2 half-moves
26 Rh1 loss in 2 half-moves