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

EGTB: win in 4 half-moves

# move score
1 K1b1 win in 3 half-moves
2 K1b2 win in 3 half-moves
3 K2b1 win in 3 half-moves
4 K2b2 win in 3 half-moves
5 Kb3 win in 3 half-moves
6 Rg1 win in 3 half-moves
7 Rg3 win in 5 half-moves
8 Ka3 draw
9 Re2 draw
10 Rf2 draw
11 Rg4 draw
12 Rg5 draw
13 Rg6 draw
14 Rh2 draw
15 Rb2 loss in 2 half-moves
16 Rc2 loss in 2 half-moves
17 Rd2 loss in 2 half-moves
18 Rg7 loss in 2 half-moves
19 Rg8 loss in 2 half-moves