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

EGTB: win in 4 half-moves

# move score
1 Rb3 win in 3 half-moves
2 Kc3 win in 7 half-moves
3 Kaa3 draw
4 Kaa5 draw
5 Kab3 draw
6 Kab5 draw
7 Kba3 draw
8 Kba5 draw
9 Kbb3 draw
10 Kbb5 draw
11 Kc4 draw
12 Kc5 draw
13 Ra1 draw
14 Rb2 draw
15 Rc1 draw
16 Rd1 draw
17 Rh1 draw
18 Re1 loss in 2 half-moves
19 Rf1 loss in 2 half-moves
20 Rg1 loss in 2 half-moves