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

EGTB: win in 2 half-moves

# move score
1 Rg8 win in 1 half-moves
2 Rh8 win in 1 half-moves
3 R8a4 win in 5 half-moves
4 R8a5 win in 5 half-moves
5 Kc2 loss in 2 half-moves
6 Kc3 loss in 2 half-moves
7 Kc4 loss in 2 half-moves
8 Kd2 loss in 2 half-moves
9 Kd4 loss in 2 half-moves
10 Ke2 loss in 2 half-moves
11 Ke3 loss in 2 half-moves
12 Ke4 loss in 2 half-moves
13 R3a4 loss in 2 half-moves
14 R3a5 loss in 2 half-moves
15 R3a6 loss in 2 half-moves
16 R3a7 loss in 2 half-moves
17 R8a6 loss in 2 half-moves
18 R8a7 loss in 2 half-moves
19 Ra1 loss in 2 half-moves
20 Ra2 loss in 2 half-moves
21 Rb3 loss in 2 half-moves
22 Rb8 loss in 2 half-moves
23 Rc3 loss in 2 half-moves
24 Rc8 loss in 2 half-moves
25 Rd8 loss in 2 half-moves
26 Re8 loss in 2 half-moves
27 Rf8 loss in 2 half-moves