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

EGTB: win in 2 half-moves

# move score
1 Kb4 win in 1 half-moves
2 Ra4 draw
3 Re8 draw
4 K1a2 loss in 2 half-moves
5 K1b2 loss in 2 half-moves
6 K3a2 loss in 2 half-moves
7 K3b2 loss in 2 half-moves
8 Kb1 loss in 2 half-moves
9 Kb3 loss in 2 half-moves
10 Ra5 loss in 2 half-moves
11 Ra6 loss in 2 half-moves
12 Ra7 loss in 2 half-moves
13 Rb8 loss in 2 half-moves
14 Rc8 loss in 2 half-moves
15 Rd8 loss in 2 half-moves
16 Rf8 loss in 2 half-moves
17 Rg8 loss in 2 half-moves
18 Rh8 loss in 2 half-moves
19 Ka4 loss in 1 half-moves