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

EGTB: win in 4 half-moves

# move score
1 Kb5 win in 3 half-moves
2 Rd1 draw
3 Rh1 draw
4 Kb3 loss in 18 half-moves
5 Ka3 loss in 2 half-moves
6 Ka4 loss in 2 half-moves
7 Ka5 loss in 2 half-moves
8 Kc3 loss in 2 half-moves
9 Kc4 loss in 2 half-moves
10 Kc5 loss in 2 half-moves
11 Ra1 loss in 2 half-moves
12 Rb2 loss in 2 half-moves
13 Rb3 loss in 2 half-moves
14 Rc1 loss in 2 half-moves
15 Re1 loss in 2 half-moves
16 Rf1 loss in 2 half-moves
17 Rg1 loss in 2 half-moves