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

EGTB: win in 4 half-moves

# move score
1 Ra1 win in 3 half-moves
2 Rc1 win in 3 half-moves
3 Rd1 win in 3 half-moves
4 Rb1 draw
5 Re1 draw
6 Rf2 draw
7 Rf4 draw
8 Rf5 draw
9 Rf6 draw
10 Ka6 loss in 2 half-moves
11 Ka8 loss in 2 half-moves
12 Kab6 loss in 2 half-moves
13 Kab7 loss in 2 half-moves
14 Kab8 loss in 2 half-moves
15 Kc6 loss in 2 half-moves
16 Kc8 loss in 2 half-moves
17 Kcb6 loss in 2 half-moves
18 Kcb7 loss in 2 half-moves
19 Kcb8 loss in 2 half-moves
20 Kd6 loss in 2 half-moves
21 Kd7 loss in 2 half-moves
22 Kd8 loss in 2 half-moves
23 Rf3 loss in 2 half-moves
24 Rf7 loss in 2 half-moves
25 Rf8 loss in 2 half-moves
26 Rg1 loss in 2 half-moves
27 Rh1 loss in 2 half-moves