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 Rb4 win in 5 half-moves
4 Kb3 draw
5 Kc3 draw
6 Kd3 draw
7 Rb3 draw
8 Rb5 draw
9 Re6 draw
10 Rf6 draw
11 Rg6 draw
12 Rh6 draw
13 Kb1 loss in 2 half-moves
14 Kb2 loss in 2 half-moves
15 Kc1 loss in 2 half-moves
16 Kd1 loss in 2 half-moves
17 Kd2 loss in 2 half-moves
18 Kf1 loss in 2 half-moves
19 Kf2 loss in 2 half-moves
20 Kg2 loss in 2 half-moves
21 Kh1 loss in 2 half-moves
22 Kh2 loss in 2 half-moves
23 Ra6 loss in 2 half-moves
24 Rb7 loss in 2 half-moves
25 Rb8 loss in 2 half-moves
26 Rc6 loss in 2 half-moves
27 Rd6 loss in 2 half-moves