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 Rb4 win in 3 half-moves
3 Rb2 win in 7 half-moves
4 Rb3 win in 7 half-moves
5 Rb8 draw
6 Re7 draw
7 Rf7 draw
8 Rg7 draw
9 Rh7 draw
10 Kb2 loss in 2 half-moves
11 Kb3 loss in 2 half-moves
12 Kb4 loss in 2 half-moves
13 Kc2 loss in 2 half-moves
14 Kc4 loss in 2 half-moves
15 Kcd2 loss in 2 half-moves
16 Kcd3 loss in 2 half-moves
17 Kd1 loss in 2 half-moves
18 Kd4 loss in 2 half-moves
19 Ke1 loss in 2 half-moves
20 Ke3 loss in 2 half-moves
21 Ked2 loss in 2 half-moves
22 Ked3 loss in 2 half-moves
23 Kf1 loss in 2 half-moves
24 Kf2 loss in 2 half-moves
25 Kf3 loss in 2 half-moves
26 Ra7 loss in 2 half-moves
27 Rb5 loss in 2 half-moves
28 Rb6 loss in 2 half-moves
29 Rc7 loss in 2 half-moves
30 Rd7 loss in 2 half-moves