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 Rb7 win in 3 half-moves
3 Rb8 win in 3 half-moves
4 Ke6 draw
5 Ke7 draw
6 Ke8 draw
7 Kf6 draw
8 Kf8 draw
9 Kg6 draw
10 Kg7 draw
11 Kg8 draw
12 Ra4 draw
13 Rb1 draw
14 Rb5 draw
15 Rc4 draw
16 Rb2 loss in 2 half-moves
17 Rb3 loss in 2 half-moves
18 Rd4 loss in 2 half-moves
19 Re4 loss in 2 half-moves
20 Rf4 loss in 2 half-moves
21 Rg4 loss in 2 half-moves
22 Rh4 loss in 2 half-moves