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 Ra6 draw
3 Rb6 draw
4 Rc6 draw
5 Rf3 draw
6 Rf5 draw
7 Rh6 draw
8 Ke1 loss in 2 half-moves
9 Ke2 loss in 2 half-moves
10 Ke3 loss in 2 half-moves
11 Kf1 loss in 2 half-moves
12 Kf3 loss in 2 half-moves
13 Kg1 loss in 2 half-moves
14 Kg2 loss in 2 half-moves
15 Kg3 loss in 2 half-moves
16 Rd6 loss in 2 half-moves
17 Re6 loss in 2 half-moves
18 Rf7 loss in 2 half-moves
19 Rf8 loss in 2 half-moves
20 Rg6 loss in 2 half-moves