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

EGTB: win in 2 half-moves

# move score
1 Rg2 win in 1 half-moves
2 Kb7 draw
3 Kb8 draw
4 Kc1 draw
5 Kc2 draw
6 Kd2 draw
7 Kd8 draw
8 Ke1 draw
9 Ke2 draw
10 Ra2 draw
11 Rb1 draw
12 Rb3 draw
13 Rb7 draw
14 Rb8 draw
15 Rc2 draw
16 Kc7 loss in 2 half-moves
17 Kd7 loss in 2 half-moves
18 Rb4 loss in 2 half-moves
19 Rb5 loss in 2 half-moves
20 Rb6 loss in 2 half-moves
21 Rd2 loss in 2 half-moves
22 Re2 loss in 2 half-moves
23 Rf2 loss in 2 half-moves
24 Rh2 loss in 2 half-moves