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

EGTB: win in 2 half-moves

# move score
1 Rf5 win in 1 half-moves
2 Rf6 win in 1 half-moves
3 Rf2 draw
4 Ra1 loss in 4 half-moves
5 Rb1 loss in 4 half-moves
6 Rc1 loss in 4 half-moves
7 Rg1 loss in 4 half-moves
8 Rh1 loss in 4 half-moves
9 Kc7 loss in 2 half-moves
10 Kc8 loss in 2 half-moves
11 Kd7 loss in 2 half-moves
12 Ke7 loss in 2 half-moves
13 Ke8 loss in 2 half-moves
14 Rd1 loss in 2 half-moves
15 Re1 loss in 2 half-moves
16 Rf7 loss in 2 half-moves
17 Rf8 loss in 2 half-moves
18 Rf3 loss in 1 half-moves
19 Rf4 loss in 1 half-moves