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

EGTB: win in 6 half-moves

# move score
1 Ra1 win in 5 half-moves
2 Rb1 draw
3 Re2 draw
4 Re3 draw
5 Re4 draw
6 Rh1 draw
7 Ka6 loss in 2 half-moves
8 Ka7 loss in 2 half-moves
9 Ka8 loss in 2 half-moves
10 Kb6 loss in 2 half-moves
11 Kb8 loss in 2 half-moves
12 Kbc7 loss in 2 half-moves
13 Kbc8 loss in 2 half-moves
14 Kc6 loss in 2 half-moves
15 Kd7 loss in 2 half-moves
16 Kdc7 loss in 2 half-moves
17 Kdc8 loss in 2 half-moves
18 Ke7 loss in 2 half-moves
19 Ke8 loss in 2 half-moves
20 Rc1 loss in 2 half-moves
21 Rd1 loss in 2 half-moves
22 Re5 loss in 2 half-moves
23 Re6 loss in 2 half-moves
24 Re7 loss in 2 half-moves
25 Re8 loss in 2 half-moves
26 Rf1 loss in 2 half-moves
27 Rg1 loss in 2 half-moves