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

EGTB: win in 44 half-moves

# move score
1 Rb2 win in 43 half-moves
2 Rb1 win in 49 half-moves
3 Rb8 win in 51 half-moves
4 Rb3 draw
5 Rb4 draw
6 Rd7 draw
7 Re7 draw
8 Rf7 draw
9 Ka2 loss in 2 half-moves
10 Ka4 loss in 2 half-moves
11 Kb2 loss in 2 half-moves
12 Kb3 loss in 2 half-moves
13 Kb4 loss in 2 half-moves
14 Kd1 loss in 2 half-moves
15 Kd2 loss in 2 half-moves
16 Kd3 loss in 2 half-moves
17 Ke1 loss in 2 half-moves
18 Ke3 loss in 2 half-moves
19 Kf1 loss in 2 half-moves
20 Kf2 loss in 2 half-moves
21 Kf3 loss in 2 half-moves
22 Ra7 loss in 2 half-moves
23 Rb5 loss in 2 half-moves
24 Rb6 loss in 2 half-moves
25 Rc7 loss in 2 half-moves
26 Rg7 loss in 2 half-moves
27 Rh7 loss in 2 half-moves