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

EGTB: win in 6 half-moves

# move score
1 Rb1 win in 5 half-moves
2 Re7 draw
3 K2a2 loss in 2 half-moves
4 K2a3 loss in 2 half-moves
5 K2c2 loss in 2 half-moves
6 K2c3 loss in 2 half-moves
7 K3a2 loss in 2 half-moves
8 K3a3 loss in 2 half-moves
9 K3c2 loss in 2 half-moves
10 K3c3 loss in 2 half-moves
11 Ka1 loss in 2 half-moves
12 Ka4 loss in 2 half-moves
13 Kb1 loss in 2 half-moves
14 Kb4 loss in 2 half-moves
15 Kc1 loss in 2 half-moves
16 Kc4 loss in 2 half-moves
17 Ra1 loss in 2 half-moves
18 Rc1 loss in 2 half-moves
19 Rd1 loss in 2 half-moves
20 Re2 loss in 2 half-moves
21 Re3 loss in 2 half-moves
22 Re4 loss in 2 half-moves
23 Re5 loss in 2 half-moves
24 Re6 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
28 Rh1 loss in 2 half-moves