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 Ra5 draw
6 Rf4 draw
7 Rg4 draw
8 Rh4 draw
9 Kb7 loss in 2 half-moves
10 Kb8 loss in 2 half-moves
11 Kcc7 loss in 2 half-moves
12 Kcd7 loss in 2 half-moves
13 Kdc7 loss in 2 half-moves
14 Kdd7 loss in 2 half-moves
15 Ke7 loss in 2 half-moves
16 Ke8 loss in 2 half-moves
17 Ra3 loss in 2 half-moves
18 Ra6 loss in 2 half-moves
19 Ra7 loss in 2 half-moves
20 Ra8 loss in 2 half-moves
21 Rb4 loss in 2 half-moves
22 Rc4 loss in 2 half-moves