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

EGTB: win in 2 half-moves

# move score
1 Rg3 win in 1 half-moves
2 Kc3 win in 3 half-moves
3 Kc5 win in 3 half-moves
4 Kd3 win in 3 half-moves
5 Kd4 win in 3 half-moves
6 Kd5 win in 3 half-moves
7 Ra3 win in 3 half-moves
8 Rb3 win in 3 half-moves
9 Rc3 win in 3 half-moves
10 Rd3 win in 3 half-moves
11 Rh3 win in 3 half-moves
12 Kb5 win in 5 half-moves
13 Re1 win in 5 half-moves
14 Re4 win in 5 half-moves
15 Re7 win in 5 half-moves
16 Re8 win in 7 half-moves
17 Kb3 draw
18 Kb4 draw
19 Re2 draw
20 Re5 loss in 2 half-moves
21 Rf3 loss in 2 half-moves
22 Re6 loss in 1 half-moves