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 Rc1 win in 3 half-moves
3 Rd1 win in 3 half-moves
4 Ra1 draw
5 Re1 draw
6 Rf2 draw
7 Rf7 draw
8 Rf8 draw
9 Kb3 loss in 2 half-moves
10 Kb4 loss in 2 half-moves
11 Kb5 loss in 2 half-moves
12 Kb6 loss in 2 half-moves
13 Kb7 loss in 2 half-moves
14 Kb8 loss in 2 half-moves
15 Kc3 loss in 2 half-moves
16 Kc5 loss in 2 half-moves
17 Kc6 loss in 2 half-moves
18 Kc8 loss in 2 half-moves
19 Kd3 loss in 2 half-moves
20 Kd4 loss in 2 half-moves
21 Kd5 loss in 2 half-moves
22 Kd6 loss in 2 half-moves
23 Kd7 loss in 2 half-moves
24 Kd8 loss in 2 half-moves
25 Rf3 loss in 2 half-moves
26 Rf4 loss in 2 half-moves
27 Rf5 loss in 2 half-moves
28 Rf6 loss in 2 half-moves
29 Rg1 loss in 2 half-moves
30 Rh1 loss in 2 half-moves