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

EGTB: win in 4 half-moves

# move score
1 Rg1 win in 3 half-moves
2 Rg2 win in 3 half-moves
3 Rg3 win in 3 half-moves
4 Rg4 win in 3 half-moves
5 Ra8 draw
6 Rb8 draw
7 Rc8 draw
8 Rf8 draw
9 Rg5 draw
10 Ka1 loss in 2 half-moves
11 Ka2 loss in 2 half-moves
12 Kb2 loss in 2 half-moves
13 Kbc2 loss in 2 half-moves
14 Kc1 loss in 2 half-moves
15 Kc3 loss in 2 half-moves
16 Kc4 loss in 2 half-moves
17 Kd2 loss in 2 half-moves
18 Kd4 loss in 2 half-moves
19 Kdc2 loss in 2 half-moves
20 Ke2 loss in 2 half-moves
21 Ke3 loss in 2 half-moves
22 Ke4 loss in 2 half-moves
23 Rd8 loss in 2 half-moves
24 Re8 loss in 2 half-moves
25 Rg6 loss in 2 half-moves
26 Rg7 loss in 2 half-moves
27 Rh8 loss in 2 half-moves