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 Ra5 draw
3 Rb5 draw
4 Rc5 draw
5 Rd5 draw
6 Rf1 draw
7 Rf2 draw
8 Rf3 draw
9 Kc1 loss in 2 half-moves
10 Kc2 loss in 2 half-moves
11 Kd2 loss in 2 half-moves
12 Ke1 loss in 2 half-moves
13 Ke2 loss in 2 half-moves
14 Ke7 loss in 2 half-moves
15 Ke8 loss in 2 half-moves
16 Kf7 loss in 2 half-moves
17 Kg7 loss in 2 half-moves
18 Kg8 loss in 2 half-moves
19 Re5 loss in 2 half-moves
20 Rf6 loss in 2 half-moves
21 Rf7 loss in 2 half-moves
22 Rg5 loss in 2 half-moves
23 Rh5 loss in 2 half-moves