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

EGTB: win in 2 half-moves

# move score
1 Rf5 win in 1 half-moves
2 Kc4 draw
3 Kd4 draw
4 Kd5 draw
5 Kd6 draw
6 Rd5 draw
7 Re1 draw
8 Re6 draw
9 Kb4 loss in 4 half-moves
10 Kb5 loss in 4 half-moves
11 Kb6 loss in 4 half-moves
12 Kc6 loss in 4 half-moves
13 Re2 loss in 2 half-moves
14 Re3 loss in 2 half-moves
15 Re4 loss in 2 half-moves
16 Re7 loss in 2 half-moves
17 Re8 loss in 2 half-moves
18 Rg5 loss in 2 half-moves
19 Rh5 loss in 2 half-moves