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

EGTB: win in 4 half-moves

# move score
1 Re5 win in 3 half-moves
2 Re6 win in 3 half-moves
3 Re7 win in 3 half-moves
4 Re8 win in 13 half-moves
5 Rb1 draw
6 Rc1 draw
7 Rd1 draw
8 Re4 draw
9 Rh1 draw
10 Ka5 loss in 2 half-moves
11 Ka6 loss in 2 half-moves
12 Ka7 loss in 2 half-moves
13 Kbb5 loss in 2 half-moves
14 Kbb7 loss in 2 half-moves
15 Kbc5 loss in 2 half-moves
16 Kbc7 loss in 2 half-moves
17 Kcb5 loss in 2 half-moves
18 Kcb7 loss in 2 half-moves
19 Kcc5 loss in 2 half-moves
20 Kcc7 loss in 2 half-moves
21 Kd5 loss in 2 half-moves
22 Kd6 loss in 2 half-moves
23 Kd7 loss in 2 half-moves
24 Ra1 loss in 2 half-moves
25 Re2 loss in 2 half-moves
26 Re3 loss in 2 half-moves
27 Rf1 loss in 2 half-moves
28 Rg1 loss in 2 half-moves