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 Rb7 draw
6 Rc7 draw
7 Rd7 draw
8 Rg5 draw
9 Rg6 draw
10 Rh7 draw
11 Ka2 loss in 2 half-moves
12 Ka3 loss in 2 half-moves
13 Ka4 loss in 2 half-moves
14 Kb1 loss in 2 half-moves
15 Kb4 loss in 2 half-moves
16 Kbb2 loss in 2 half-moves
17 Kbc2 loss in 2 half-moves
18 Kc3 loss in 2 half-moves
19 Kc4 loss in 2 half-moves
20 Kcb2 loss in 2 half-moves
21 Kcc2 loss in 2 half-moves
22 Kd1 loss in 2 half-moves
23 Kd2 loss in 2 half-moves
24 Ra7 loss in 2 half-moves
25 Re7 loss in 2 half-moves
26 Rf7 loss in 2 half-moves
27 Rg8 loss in 2 half-moves