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

EGTB: win in 8 half-moves

# move score
1 Rb1 win in 7 half-moves
2 Rc1 win in 7 half-moves
3 Re8 draw
4 Rf1 draw
5 Ka2 loss in 2 half-moves
6 Ka3 loss in 2 half-moves
7 Ka4 loss in 2 half-moves
8 Kb2 loss in 2 half-moves
9 Kb5 loss in 2 half-moves
10 Kbb4 loss in 2 half-moves
11 Kbc3 loss in 2 half-moves
12 Kc2 loss in 2 half-moves
13 Kc5 loss in 2 half-moves
14 Kcb4 loss in 2 half-moves
15 Kcc3 loss in 2 half-moves
16 Kd3 loss in 2 half-moves
17 Kd4 loss in 2 half-moves
18 Kd5 loss in 2 half-moves
19 Ra1 loss in 2 half-moves
20 Rd1 loss in 2 half-moves
21 Re2 loss in 2 half-moves
22 Re3 loss in 2 half-moves
23 Re4 loss in 2 half-moves
24 Re5 loss in 2 half-moves
25 Re6 loss in 2 half-moves
26 Re7 loss in 2 half-moves
27 Rg1 loss in 2 half-moves
28 Rh1 loss in 2 half-moves