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

EGTB: win in 4 half-moves

# move score
1 Rb7 win in 3 half-moves
2 Rb8 win in 3 half-moves
3 Rc1 win in 5 half-moves
4 K5a6 draw
5 K7a6 draw
6 Ka4 draw
7 Ka8 draw
8 Kb8 draw
9 Ra1 draw
10 Rb2 draw
11 Rb3 draw
12 Re1 draw
13 Rh1 draw
14 K5b6 loss in 2 half-moves
15 K7b6 loss in 2 half-moves
16 Kb4 loss in 2 half-moves
17 Kb5 loss in 2 half-moves
18 Kb7 loss in 2 half-moves
19 Rb4 loss in 2 half-moves
20 Rb5 loss in 2 half-moves
21 Rb6 loss in 2 half-moves
22 Rd1 loss in 2 half-moves
23 Rf1 loss in 2 half-moves
24 Rg1 loss in 2 half-moves