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

EGTB: win in 2 half-moves

# move score
1 Kb5 win in 1 half-moves
2 Ka5 draw
3 Ka7 draw
4 Kb6 draw
5 Kb7 draw
6 Kg2 draw
7 Kg3 draw
8 Kh2 draw
9 Ra1 draw
10 Ra2 draw
11 Ra4 draw
12 Ra5 draw
13 Rb3 draw
14 Rc3 draw
15 Rd3 draw
16 Re3 draw
17 Rf3 draw
18 Kg4 loss in 2 half-moves
19 Kh4 loss in 2 half-moves
20 Rg3 loss in 2 half-moves