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

EGTB: win in 4 half-moves

# move score
1 Rg2 win in 3 half-moves
2 Ka5 draw
3 Ka6 draw
4 Ra7 draw
5 Rd7 draw
6 Re7 draw
7 Rf7 draw
8 Rg1 draw
9 Rg3 draw
10 Rg4 draw
11 Rg5 draw
12 Rg6 draw
13 Kb5 loss in 2 half-moves
14 Kb7 loss in 2 half-moves
15 Kc2 loss in 2 half-moves
16 Kc3 loss in 2 half-moves
17 Kc4 loss in 2 half-moves
18 Kc5 loss in 2 half-moves
19 Kc6 loss in 2 half-moves
20 Kc7 loss in 2 half-moves
21 Kd2 loss in 2 half-moves
22 Kd4 loss in 2 half-moves
23 Ke2 loss in 2 half-moves
24 Ke3 loss in 2 half-moves
25 Ke4 loss in 2 half-moves
26 Rb7 loss in 2 half-moves
27 Rc7 loss in 2 half-moves
28 Rg8 loss in 2 half-moves
29 Rh7 loss in 2 half-moves
30 Ka7 loss in 1 half-moves