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

EGTB: win in 4 half-moves

# move score
1 Rb4 win in 3 half-moves
2 Ke4 draw
3 Ke5 draw
4 Kf4 draw
5 Kg4 draw
6 Ra1 draw
7 Rb2 draw
8 Rb3 draw
9 Rb5 draw
10 Rc1 draw
11 Rd1 draw
12 Rf1 draw
13 Rh1 draw
14 Ke6 loss in 2 half-moves
15 Kf6 loss in 2 half-moves
16 Kg5 loss in 2 half-moves
17 Kg6 loss in 2 half-moves
18 Rb6 loss in 2 half-moves
19 Rb7 loss in 2 half-moves
20 Rb8 loss in 2 half-moves
21 Re1 loss in 2 half-moves
22 Rg1 loss in 2 half-moves