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 Kaa3 draw
3 Kaa5 draw
4 Kab5 draw
5 Kba3 draw
6 Kba5 draw
7 Kbb5 draw
8 Kc3 draw
9 Kc4 draw
10 Kc5 draw
11 Ra3 draw
12 Rb1 draw
13 Rb2 draw
14 Rc3 draw
15 Rd3 draw
16 Re3 draw
17 Rf3 loss in 1 half-moves
18 Rh3 loss in 1 half-moves