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 Kb4 draw
3 Kb5 draw
4 Kb6 draw
5 Kc4 draw
6 Kc6 draw
7 Kd4 draw
8 Kd5 draw
9 Kd6 draw
10 Ra2 draw
11 Ra3 draw
12 Ra5 draw
13 Ra6 draw
14 Ra7 draw
15 Ra8 draw
16 Rb4 draw
17 Rc4 draw
18 Re4 draw
19 Rg4 draw
20 Ra1 loss in 2 half-moves
21 Rd4 loss in 2 half-moves
22 Rh4 loss in 1 half-moves