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 Kb8 draw
4 Kd7 draw
5 Kd8 draw
6 Rf4 draw
7 Rf6 draw
8 Rg5 draw
9 Rh5 draw
10 Kb7 loss in 2 half-moves
11 Kc7 loss in 2 half-moves
12 Ra5 loss in 2 half-moves
13 Rb5 loss in 2 half-moves
14 Rc5 loss in 2 half-moves
15 Rd5 loss in 2 half-moves
16 Re5 loss in 2 half-moves
17 Rf1 loss in 2 half-moves
18 Rf2 loss in 2 half-moves
19 Rf3 loss in 2 half-moves