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

EGTB: win in 2 half-moves

# move score
1 Rh4 win in 1 half-moves
2 Kd5 win in 3 half-moves
3 Kc4 win in 5 half-moves
4 Kcb4 win in 5 half-moves
5 Kd4 win in 5 half-moves
6 Ra1 draw
7 Ra2 draw
8 Ra3 draw
9 Rc4 draw
10 Ka6 loss in 2 half-moves
11 Kab4 loss in 2 half-moves
12 Kab5 loss in 2 half-moves
13 Kab6 loss in 2 half-moves
14 Kc6 loss in 2 half-moves
15 Kcb5 loss in 2 half-moves
16 Kcb6 loss in 2 half-moves
17 Kd6 loss in 2 half-moves
18 Rb4 loss in 2 half-moves
19 Rd4 loss in 2 half-moves
20 Re4 loss in 2 half-moves
21 Rf4 loss in 2 half-moves
22 Rg4 loss in 2 half-moves