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

EGTB: win in 4 half-moves

# move score
1 Rf4 win in 3 half-moves
2 Rf8 win in 3 half-moves
3 Rf5 win in 5 half-moves
4 Rf7 win in 5 half-moves
5 Ra1 draw
6 Rb1 draw
7 Rf6 draw
8 Rg1 draw
9 Kb4 loss in 2 half-moves
10 Kb5 loss in 2 half-moves
11 Kb7 loss in 2 half-moves
12 Kb8 loss in 2 half-moves
13 Kc4 loss in 2 half-moves
14 Kc8 loss in 2 half-moves
15 Kd4 loss in 2 half-moves
16 Kd5 loss in 2 half-moves
17 Kd7 loss in 2 half-moves
18 Kd8 loss in 2 half-moves
19 Rc1 loss in 2 half-moves
20 Rd1 loss in 2 half-moves
21 Re1 loss in 2 half-moves
22 Rf2 loss in 2 half-moves
23 Rf3 loss in 2 half-moves
24 Rh1 loss in 2 half-moves
25 K5b6 loss in 1 half-moves
26 K5c6 loss in 1 half-moves
27 K5d6 loss in 1 half-moves
28 K7b6 loss in 1 half-moves
29 K7c6 loss in 1 half-moves
30 K7d6 loss in 1 half-moves