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 Ra8 draw
3 Rb8 draw
4 Rc8 draw
5 Rf5 draw
6 Rf6 draw
7 Rf7 draw
8 Rg8 draw
9 Rh8 draw
10 Kc1 loss in 2 half-moves
11 Kc2 loss in 2 half-moves
12 Kd2 loss in 2 half-moves
13 Kde1 loss in 2 half-moves
14 Kde2 loss in 2 half-moves
15 Kf2 loss in 2 half-moves
16 Kfe1 loss in 2 half-moves
17 Kfe2 loss in 2 half-moves
18 Kg1 loss in 2 half-moves
19 Kg2 loss in 2 half-moves
20 Rd8 loss in 2 half-moves
21 Re8 loss in 2 half-moves
22 Rf2 loss in 2 half-moves
23 Rf3 loss in 2 half-moves