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

EGTB: win in 4 half-moves

# move score
1 Rb6 win in 3 half-moves
2 Kaa6 win in 5 half-moves
3 Kaa8 win in 5 half-moves
4 Kab6 win in 5 half-moves
5 Kab8 win in 5 half-moves
6 Kba6 win in 5 half-moves
7 Kba8 win in 5 half-moves
8 Kbb6 win in 5 half-moves
9 Kbb8 win in 5 half-moves
10 Kc6 win in 5 half-moves
11 Kc8 win in 5 half-moves
12 Ra3 win in 5 half-moves
13 Rc3 win in 5 half-moves
14 Kc7 draw
15 Rb4 draw
16 Rb5 draw
17 Rg3 draw
18 Rh3 draw
19 Rb1 loss in 2 half-moves
20 Rb2 loss in 2 half-moves
21 Rd3 loss in 2 half-moves
22 Re3 loss in 2 half-moves
23 Rf3 loss in 2 half-moves