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

EGTB: win in 4 half-moves

# move score
1 Kab5 win in 3 half-moves
2 Rc2 win in 3 half-moves
3 Kb4 win in 5 half-moves
4 Ka4 draw
5 Ka7 draw
6 Kaa6 draw
7 Kb7 draw
8 Kba6 draw
9 Kbb5 draw
10 Kc5 draw
11 Kc6 draw
12 Kc7 draw
13 Ra1 draw
14 Rb2 draw
15 Rd2 draw
16 Re2 draw
17 Rf2 draw
18 Ra3 loss in 2 half-moves
19 Ra4 loss in 2 half-moves
20 Rg2 loss in 2 half-moves
21 Rh2 loss in 2 half-moves