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

EGTB: win in 10 half-moves

# move score
1 Kb4 win in 9 half-moves
2 Ka2 draw
3 Ka4 draw
4 Kb2 draw
5 Kb3 draw
6 Ke8 draw
7 Kf7 draw
8 Kg7 draw
9 Ra8 draw
10 Rb8 draw
11 Rc6 draw
12 Rc7 draw
13 Rd8 draw
14 Re8 draw
15 Ke7 loss in 2 half-moves
16 Rc1 loss in 2 half-moves
17 Rc2 loss in 2 half-moves
18 Rc3 loss in 2 half-moves
19 Rc4 loss in 2 half-moves
20 Rc5 loss in 2 half-moves
21 Kg8 loss in 1 half-moves