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 Kf2 draw
3 Kf3 draw
4 Kg2 draw
5 Kg5 draw
6 Kg7 draw
7 Kh2 draw
8 Kh3 draw
9 Kh4 draw
10 Kh5 draw
11 Kh6 draw
12 Kh7 draw
13 Rc4 draw
14 Re4 draw
15 Rf4 draw
16 Rh4 draw
17 Kf4 loss in 2 half-moves
18 Kf5 loss in 2 half-moves
19 Kf6 loss in 2 half-moves
20 Kf7 loss in 2 half-moves
21 Ra4 loss in 2 half-moves
22 Rd4 loss in 2 half-moves
23 Rg5 loss in 2 half-moves