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

EGTB: win in 4 half-moves

# move score
1 Rd4 win in 3 half-moves
2 Re4 win in 3 half-moves
3 Ra1 draw
4 Ra2 draw
5 Ra3 draw
6 Ra5 draw
7 Rf4 draw
8 Rg4 draw
9 Rh4 draw
10 Kb7 loss in 2 half-moves
11 Kb8 loss in 2 half-moves
12 Kc6 loss in 2 half-moves
13 Kcc7 loss in 2 half-moves
14 Kcd8 loss in 2 half-moves
15 Kd6 loss in 2 half-moves
16 Kdc7 loss in 2 half-moves
17 Kdd8 loss in 2 half-moves
18 Ke6 loss in 2 half-moves
19 Ke7 loss in 2 half-moves
20 Ke8 loss in 2 half-moves
21 Ra6 loss in 2 half-moves
22 Ra7 loss in 2 half-moves
23 Ra8 loss in 2 half-moves
24 Rb4 loss in 2 half-moves
25 Rc4 loss in 2 half-moves