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 Ka6 draw
3 Ka7 draw
4 Ka8 draw
5 Kb6 draw
6 Kbb8 draw
7 Kbc7 draw
8 Kc6 draw
9 Kcb8 draw
10 Kcc7 draw
11 Kd7 draw
12 Kd8 draw
13 Ra3 draw
14 Rb4 draw
15 Rb5 draw
16 Rf3 draw
17 Rb1 loss in 2 half-moves
18 Rb2 loss in 2 half-moves
19 Rc3 loss in 2 half-moves
20 Rd3 loss in 2 half-moves
21 Re3 loss in 2 half-moves
22 Rg3 loss in 2 half-moves
23 Rh3 loss in 2 half-moves