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

EGTB: win in 2 half-moves

# move score
1 Rf4 win in 1 half-moves
2 Ka7 draw
3 Kd1 draw
4 Kf1 draw
5 Kf2 draw
6 Ra4 draw
7 Rb4 draw
8 Rc4 draw
9 Re4 draw
10 Rg4 draw
11 Rh1 draw
12 Rh2 draw
13 Rh3 draw
14 Rh5 draw
15 Rh6 draw
16 Kb7 loss in 2 half-moves
17 Kb8 loss in 2 half-moves
18 Kd2 loss in 1 half-moves
19 Ke2 loss in 1 half-moves
20 Rd4 loss in 1 half-moves
21 Rh7 loss in 1 half-moves
22 Rh8 loss in 1 half-moves