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

EGTB: win in 20 half-moves

# move score
1 Kb4 win in 19 half-moves
2 K1a2 draw
3 K1b2 draw
4 K3a2 draw
5 K3b2 draw
6 Ka4 draw
7 Kb1 draw
8 Kb3 draw
9 Ra5 draw
10 Ra6 draw
11 Ra8 draw
12 Rb7 draw
13 Rc7 draw
14 Rd7 draw
15 Rf7 draw
16 Rg7 draw
17 Ra4 loss in 2 half-moves
18 Re7 loss in 2 half-moves
19 Rh7 loss in 2 half-moves