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

EGTB: win in 2 half-moves

# move score
1 Rb4 win in 1 half-moves
2 Kd4 draw
3 Kd5 draw
4 Kd6 draw
5 Ra1 draw
6 Rc4 draw
7 Re4 draw
8 Rf4 draw
9 Rg4 draw
10 Ke4 loss in 2 half-moves
11 Ke6 loss in 2 half-moves
12 Kf4 loss in 2 half-moves
13 Kf5 loss in 2 half-moves
14 Kf6 loss in 2 half-moves
15 Ra2 loss in 2 half-moves
16 Ra3 loss in 2 half-moves
17 Ra5 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 Rd4 loss in 2 half-moves
22 Rh4 loss in 2 half-moves