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 Kc5 draw
5 Kd3 draw
6 Kd4 draw
7 Kd5 draw
8 Rd4 draw
9 Re2 draw
10 Re3 draw
11 Re6 draw
12 Re7 draw
13 Re8 draw
14 Rg4 draw
15 Rh4 draw
16 Kb3 loss in 2 half-moves
17 Kc3 loss in 2 half-moves
18 Re1 loss in 2 half-moves
19 Re5 loss in 2 half-moves