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

EGTB: win in 4 half-moves

# move score
1 Kab2 win in 3 half-moves
2 Kab4 win in 3 half-moves
3 Rc2 win in 3 half-moves
4 Kba4 win in 7 half-moves
5 Kbb4 win in 7 half-moves
6 Kc3 win in 7 half-moves
7 Kc4 win in 7 half-moves
8 Rb2 win in 7 half-moves
9 Kc2 win in 21 half-moves
10 Kaa4 draw
11 Kbb2 draw
12 Ra1 draw
13 Rd2 draw
14 Rh2 draw
15 Re2 loss in 2 half-moves
16 Rf2 loss in 2 half-moves
17 Rg2 loss in 2 half-moves