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

EGTB: win in 4 half-moves

# move score
1 Rf7 win in 3 half-moves
2 Rf8 win in 5 half-moves
3 Ra2 draw
4 Rb2 draw
5 Re2 draw
6 Rf3 draw
7 Rf4 draw
8 Rf5 draw
9 Rf6 draw
10 Kb7 loss in 2 half-moves
11 Kb8 loss in 2 half-moves
12 Kc7 loss in 2 half-moves
13 Kd7 loss in 2 half-moves
14 Kd8 loss in 2 half-moves
15 Kg7 loss in 2 half-moves
16 Kg8 loss in 2 half-moves
17 Kh7 loss in 2 half-moves
18 Rc2 loss in 2 half-moves
19 Rd2 loss in 2 half-moves
20 Rf1 loss in 2 half-moves
21 Rg2 loss in 2 half-moves
22 Rh2 loss in 2 half-moves