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 Kc4 draw
3 Kc5 draw
4 Kc6 draw
5 Kd4 draw
6 Kd6 draw
7 Ke4 draw
8 Ke5 draw
9 Ke6 draw
10 Ra2 draw
11 Ra3 draw
12 Ra5 draw
13 Ra6 draw
14 Ra8 draw
15 Rc4 draw
16 Rd4 draw
17 Rf4 draw
18 Rg4 draw
19 Ra1 loss in 2 half-moves
20 Ra7 loss in 2 half-moves
21 Re4 loss in 2 half-moves
22 Rh4 loss in 2 half-moves