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 K3b3 draw
3 K3d3 draw
4 K4b3 draw
5 K4b4 draw
6 K4d3 draw
7 K4d4 draw
8 Kb5 draw
9 Kc5 draw
10 Kd5 draw
11 Ra2 draw
12 Rb2 draw
13 Rc1 draw
14 Rd2 draw
15 Re2 draw
16 K3b4 loss in 2 half-moves
17 K3d4 loss in 2 half-moves
18 Kb2 loss in 2 half-moves
19 Kd2 loss in 2 half-moves
20 Rf2 loss in 1 half-moves
21 Rh2 loss in 1 half-moves