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 Kb4 draw
3 Kb5 draw
4 Kc5 draw
5 Kd3 draw
6 Kd4 draw
7 Kd5 draw
8 Rd3 draw
9 Re3 draw
10 Rh3 draw
11 Kb3 loss in 2 half-moves
12 Ra3 loss in 2 half-moves
13 Rb3 loss in 2 half-moves
14 Rc1 loss in 2 half-moves
15 Rc2 loss in 2 half-moves
16 Rf3 loss in 2 half-moves