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

EGTB: win in 4 half-moves

# move score
1 Ka6 win in 3 half-moves
2 Kb6 win in 3 half-moves
3 Kc6 win in 3 half-moves
4 Ra5 win in 5 half-moves
5 Rb5 win in 5 half-moves
6 Rc5 win in 5 half-moves
7 Kaa7 draw
8 Kab8 draw
9 Kba7 draw
10 Kbb8 draw
11 Rd1 draw
12 Rd2 draw
13 Rd3 draw
14 Rd4 draw
15 Rd6 draw
16 Rh5 draw
17 Kc7 loss in 2 half-moves
18 Kc8 loss in 2 half-moves
19 Rd7 loss in 2 half-moves
20 Rd8 loss in 2 half-moves
21 Re5 loss in 2 half-moves
22 Rf5 loss in 2 half-moves
23 Rg5 loss in 2 half-moves