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 Ke2 draw
3 Kf3 draw
4 Rd4 draw
5 Re4 draw
6 Rf4 draw
7 Rg4 draw
8 Rh3 draw
9 Rh5 draw
10 Rh6 draw
11 Rh7 draw
12 Kf2 loss in 12 half-moves
13 Kf4 loss in 8 half-moves
14 Kd4 loss in 4 half-moves
15 Ke4 loss in 4 half-moves
16 Kd2 loss in 2 half-moves
17 Kd3 loss in 2 half-moves
18 Ra4 loss in 2 half-moves
19 Rc4 loss in 2 half-moves
20 Rh1 loss in 2 half-moves
21 Rh2 loss in 2 half-moves
22 Rh8 loss in 1 half-moves