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 Kb2 draw
3 Kb3 draw
4 Kc2 draw
5 Kc4 draw
6 Kd2 draw
7 Ra2 draw
8 Rb2 draw
9 Rc2 draw
10 Re1 draw
11 Re3 draw
12 Re4 draw
13 Re5 draw
14 Re6 draw
15 Re7 draw
16 Re8 draw
17 Rf2 draw
18 Rh2 draw
19 Kb4 loss in 18 half-moves
20 Kd3 loss in 2 half-moves
21 Kd4 loss in 2 half-moves
22 Rd2 loss in 2 half-moves