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 Kc5 draw
3 Kc6 draw
4 Kd6 draw
5 Ke5 draw
6 Ke6 draw
7 Ra2 draw
8 Ra3 draw
9 Ra5 draw
10 Ra6 draw
11 Ra7 draw
12 Ra8 draw
13 Rc4 draw
14 Rd4 draw
15 Rf4 draw
16 Rh4 draw
17 Kc4 loss in 2 half-moves
18 Kd4 loss in 2 half-moves
19 Ke4 loss in 2 half-moves
20 Ra1 loss in 2 half-moves
21 Re4 loss in 2 half-moves
22 Rg4 loss in 1 half-moves