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

EGTB: win in 4 half-moves

# move score
1 Rb2 win in 3 half-moves
2 Rb3 win in 3 half-moves
3 Rb4 win in 3 half-moves
4 Rb5 win in 7 half-moves
5 Rb6 win in 7 half-moves
6 Kb1 draw
7 Kc1 draw
8 Kd1 draw
9 Ra7 draw
10 Rb1 draw
11 Re7 draw
12 Rf7 draw
13 Rg7 draw
14 Kb2 loss in 2 half-moves
15 Kb3 loss in 2 half-moves
16 Kc3 loss in 2 half-moves
17 Kd2 loss in 2 half-moves
18 Kd3 loss in 2 half-moves
19 Ke2 loss in 2 half-moves
20 Ke3 loss in 2 half-moves
21 Ke4 loss in 2 half-moves
22 Kf2 loss in 2 half-moves
23 Kf4 loss in 2 half-moves
24 Kg2 loss in 2 half-moves
25 Kg3 loss in 2 half-moves
26 Kg4 loss in 2 half-moves
27 Rb8 loss in 2 half-moves
28 Rc7 loss in 2 half-moves
29 Rd7 loss in 2 half-moves
30 Rh7 loss in 2 half-moves