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

EGTB: win in 4 half-moves

# move score
1 Rb1 win in 3 half-moves
2 Rb2 win in 3 half-moves
3 Rb3 win in 3 half-moves
4 Rb4 win in 3 half-moves
5 Rb5 draw
6 Rb6 draw
7 Rc7 draw
8 Rd7 draw
9 Re7 draw
10 Rf7 draw
11 Ke1 loss in 2 half-moves
12 Ke2 loss in 2 half-moves
13 Ke3 loss in 2 half-moves
14 Kf1 loss in 2 half-moves
15 Kf3 loss in 2 half-moves
16 Kfg2 loss in 2 half-moves
17 Kfg3 loss in 2 half-moves
18 Kg1 loss in 2 half-moves
19 Kg4 loss in 2 half-moves
20 Kh2 loss in 2 half-moves
21 Kh4 loss in 2 half-moves
22 Khg2 loss in 2 half-moves
23 Khg3 loss in 2 half-moves
24 Ra7 loss in 2 half-moves
25 Rb8 loss in 2 half-moves
26 Rg7 loss in 2 half-moves
27 Rh7 loss in 2 half-moves