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 Kb7 win in 3 half-moves
3 Rc1 win in 3 half-moves
4 Ka7 win in 5 half-moves
5 Kb4 win in 5 half-moves
6 Ra4 win in 5 half-moves
7 Ka4 draw
8 Kaa6 draw
9 Kba6 draw
10 Kbb5 draw
11 Kc5 draw
12 Kc6 draw
13 Ra2 draw
14 Ra3 draw
15 Rb1 draw
16 Rd1 draw
17 Re1 draw
18 Kc7 loss in 2 half-moves
19 Rf1 loss in 2 half-moves
20 Rg1 loss in 2 half-moves
21 Rh1 loss in 2 half-moves