Click on the third or sixth rank to set the en passant target square.

EGTB: win in 4 half-moves

# move score
1 Rb4 win in 3 half-moves
2 Ra4 win in 5 half-moves
3 Rh5 win in 9 half-moves
4 Kf2 draw
5 Kf4 draw
6 Kg2 draw
7 Kg3 draw
8 Kg4 draw
9 Rf4 draw
10 Rg4 draw
11 Rh3 draw
12 Ke2 loss in 2 half-moves
13 Ke3 loss in 2 half-moves
14 Ke4 loss in 2 half-moves
15 Rc4 loss in 2 half-moves
16 Rd4 loss in 2 half-moves
17 Re4 loss in 2 half-moves
18 Rh1 loss in 2 half-moves
19 Rh2 loss in 2 half-moves
20 Rh6 loss in 2 half-moves
21 Rh7 loss in 2 half-moves
22 Rh8 loss in 2 half-moves