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 Rd1 win in 3 half-moves
3 Ra1 draw
4 Rc1 draw
5 Re1 draw
6 Rf3 draw
7 Rf4 draw
8 Rf5 draw
9 Rf8 draw
10 Kb2 loss in 2 half-moves
11 Kb3 loss in 2 half-moves
12 Kb4 loss in 2 half-moves
13 Kb5 loss in 2 half-moves
14 Kb6 loss in 2 half-moves
15 Kb7 loss in 2 half-moves
16 Kc2 loss in 2 half-moves
17 Kc4 loss in 2 half-moves
18 Kc5 loss in 2 half-moves
19 Kc7 loss in 2 half-moves
20 Kd2 loss in 2 half-moves
21 Kd3 loss in 2 half-moves
22 Kd4 loss in 2 half-moves
23 Kd5 loss in 2 half-moves
24 Kd6 loss in 2 half-moves
25 Kd7 loss in 2 half-moves
26 Rf2 loss in 2 half-moves
27 Rf6 loss in 2 half-moves
28 Rf7 loss in 2 half-moves
29 Rg1 loss in 2 half-moves
30 Rh1 loss in 2 half-moves