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 Rb5 win in 3 half-moves
3 Rb7 win in 3 half-moves
4 Rb8 win in 3 half-moves
5 Ra1 draw
6 Rb6 draw
7 Rd1 draw
8 Re1 draw
9 Rf1 draw
10 Kg4 loss in 2 half-moves
11 Kg5 loss in 2 half-moves
12 Kg7 loss in 2 half-moves
13 Kg8 loss in 2 half-moves
14 Kh4 loss in 2 half-moves
15 Kh8 loss in 2 half-moves
16 Rb2 loss in 2 half-moves
17 Rb3 loss in 2 half-moves
18 Rc1 loss in 2 half-moves
19 Rg1 loss in 2 half-moves
20 Rh1 loss in 2 half-moves
21 K5g6 loss in 1 half-moves
22 K5h6 loss in 1 half-moves
23 K7g6 loss in 1 half-moves
24 K7h6 loss in 1 half-moves