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 Ra1 draw
11 Rb2 draw
12 Rd2 draw
13 Rh2 draw
14 Kc5 loss in 2 half-moves
15 Kc6 loss in 2 half-moves
16 Kc7 loss in 2 half-moves
17 Ra3 loss in 2 half-moves
18 Ra4 loss in 2 half-moves
19 Re2 loss in 2 half-moves
20 Rf2 loss in 2 half-moves
21 Rg2 loss in 2 half-moves