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

EGTB: win in 6 half-moves

# move score
1 Ra6 win in 5 half-moves
2 Ka7 draw
3 Kab7 draw
4 Kab8 draw
5 Kcb7 draw
6 Kcb8 draw
7 Kd8 draw
8 Rb1 draw
9 Rb2 draw
10 Rb7 draw
11 Rb8 draw
12 Rf6 draw
13 Rg6 draw
14 Rh6 draw
15 Kc7 loss in 2 half-moves
16 Kd7 loss in 2 half-moves
17 Rb3 loss in 2 half-moves
18 Rb4 loss in 2 half-moves
19 Rb5 loss in 2 half-moves
20 Rc6 loss in 2 half-moves
21 Rd6 loss in 2 half-moves
22 Re6 loss in 2 half-moves