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 Ra7 draw
5 Rb7 draw
6 Rg4 draw
7 Rg8 draw
8 Rh7 draw
9 Ka1 loss in 2 half-moves
10 Ka2 loss in 2 half-moves
11 Ka3 loss in 2 half-moves
12 Kbb1 loss in 2 half-moves
13 Kbb3 loss in 2 half-moves
14 Kbc1 loss in 2 half-moves
15 Kbc3 loss in 2 half-moves
16 Kcb1 loss in 2 half-moves
17 Kcb3 loss in 2 half-moves
18 Kcc1 loss in 2 half-moves
19 Kcc3 loss in 2 half-moves
20 Kd1 loss in 2 half-moves
21 Kd2 loss in 2 half-moves
22 Kd3 loss in 2 half-moves
23 Rc7 loss in 2 half-moves
24 Rd7 loss in 2 half-moves
25 Re7 loss in 2 half-moves
26 Rf7 loss in 2 half-moves
27 Rg5 loss in 2 half-moves
28 Rg6 loss in 2 half-moves