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

EGTB: win in 4 half-moves

# move score
1 Rf1 win in 3 half-moves
2 Rc5 draw
3 Rc6 draw
4 Rc7 draw
5 Rc8 draw
6 Rd1 draw
7 Re1 draw
8 K1f2 loss in 2 half-moves
9 K1g2 loss in 2 half-moves
10 K1h2 loss in 2 half-moves
11 K3f2 loss in 2 half-moves
12 K3g2 loss in 2 half-moves
13 K3h2 loss in 2 half-moves
14 Kf1 loss in 2 half-moves
15 Kf3 loss in 2 half-moves
16 Kf4 loss in 2 half-moves
17 Kg4 loss in 2 half-moves
18 Kh1 loss in 2 half-moves
19 Kh3 loss in 2 half-moves
20 Kh4 loss in 2 half-moves
21 Ra1 loss in 2 half-moves
22 Rb1 loss in 2 half-moves
23 Rc2 loss in 2 half-moves
24 Rc3 loss in 2 half-moves
25 Rc4 loss in 2 half-moves