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

EGTB: win in 4 half-moves

# move score
1 Re1 win in 3 half-moves
2 Kfg1 draw
3 Ra1 draw
4 Rb3 draw
5 Rb4 draw
6 Rb5 draw
7 Rb8 draw
8 Ke1 loss in 2 half-moves
9 Ke2 loss in 2 half-moves
10 Kf2 loss in 2 half-moves
11 Kh2 loss in 2 half-moves
12 Rb2 loss in 2 half-moves
13 Rb6 loss in 2 half-moves
14 Rb7 loss in 2 half-moves
15 Rc1 loss in 2 half-moves
16 Rd1 loss in 2 half-moves
17 Kfg2 loss in 1 half-moves
18 Khg1 loss in 1 half-moves
19 Khg2 loss in 1 half-moves