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 Ke6 draw
3 Kf6 draw
4 Kg4 draw
5 Kg5 draw
6 Kg6 draw
7 Ra5 draw
8 Ra6 draw
9 Ra7 draw
10 Ra8 draw
11 Rf4 draw
12 Rg4 draw
13 Rh4 draw
14 Ke4 loss in 2 half-moves
15 Ke5 loss in 2 half-moves
16 Kf4 loss in 2 half-moves
17 Ra1 loss in 2 half-moves
18 Ra2 loss in 2 half-moves
19 Ra3 loss in 2 half-moves
20 Rc4 loss in 2 half-moves
21 Rd4 loss in 2 half-moves
22 Re4 loss in 2 half-moves