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

EGTB: win in 4 half-moves

# move score
1 Rh4 win in 3 half-moves
2 Kd1 draw
3 Kd2 draw
4 Ke2 draw
5 Kef2 draw
6 Kf1 draw
7 Kf3 draw
8 Kg2 draw
9 Kgf2 draw
10 Kh2 draw
11 Kh3 draw
12 Kh4 draw
13 Ra4 draw
14 Rb4 draw
15 Rc1 draw
16 Rc2 draw
17 Rc3 draw
18 Rc8 draw
19 Rg4 draw
20 Kf4 loss in 2 half-moves
21 Kg4 loss in 2 half-moves
22 Rc5 loss in 2 half-moves
23 Rc6 loss in 2 half-moves
24 Rc7 loss in 2 half-moves
25 Rd4 loss in 2 half-moves
26 Re4 loss in 2 half-moves
27 Rf4 loss in 2 half-moves