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

EGTB: win in 4 half-moves

# move score
1 Rh7 win in 3 half-moves
2 Rh8 win in 3 half-moves
3 Ka7 draw
4 Ka8 draw
5 Kbb7 draw
6 Kbc7 draw
7 Kcb7 draw
8 Kcc7 draw
9 Kd7 draw
10 Kd8 draw
11 Ra4 draw
12 Rb4 draw
13 Rf4 draw
14 Rg4 draw
15 Rh5 draw
16 Rh6 draw
17 Rc4 loss in 2 half-moves
18 Rd4 loss in 2 half-moves
19 Re4 loss in 2 half-moves
20 Rh1 loss in 2 half-moves
21 Rh2 loss in 2 half-moves
22 Rh3 loss in 2 half-moves