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 5 half-moves
4 Ra8 draw
5 Rb4 draw
6 Rb5 draw
7 Rf8 draw
8 Rg8 draw
9 Rh8 draw
10 Kd1 loss in 2 half-moves
11 Kd2 loss in 2 half-moves
12 Kd3 loss in 2 half-moves
13 Ke1 loss in 2 half-moves
14 Ke3 loss in 2 half-moves
15 Kef1 loss in 2 half-moves
16 Kef2 loss in 2 half-moves
17 Kf3 loss in 2 half-moves
18 Kg2 loss in 2 half-moves
19 Kgf1 loss in 2 half-moves
20 Kgf2 loss in 2 half-moves
21 Kh1 loss in 2 half-moves
22 Kh2 loss in 2 half-moves
23 Rb6 loss in 2 half-moves
24 Rb7 loss in 2 half-moves
25 Rc8 loss in 2 half-moves
26 Rd8 loss in 2 half-moves
27 Re8 loss in 2 half-moves