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

EGTB: win in 2 half-moves

# move score
1 Ka4 win in 1 half-moves
2 Kb4 win in 1 half-moves
3 Ka6 draw
4 Kb5 draw
5 Ra1 draw
6 Ra3 draw
7 Ra4 draw
8 Rb2 draw
9 Rf2 draw
10 Rg2 draw
11 Rh2 draw
12 Kb6 loss in 2 half-moves
13 Rc2 loss in 2 half-moves
14 Rd2 loss in 2 half-moves
15 Re2 loss in 2 half-moves