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 Kc4 draw
3 Kc5 draw
4 Kd5 draw
5 Ke3 draw
6 Ke4 draw
7 Ke5 draw
8 Re4 draw
9 Rg2 draw
10 Rg3 draw
11 Rg5 draw
12 Rg6 draw
13 Rg7 draw
14 Rg8 draw
15 Kc3 loss in 2 half-moves
16 Kd3 loss in 2 half-moves
17 Rg1 loss in 2 half-moves
18 Rh4 loss in 2 half-moves