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

EGTB: win in 2 half-moves

# move score
1 Rb4 win in 1 half-moves
2 Rb5 win in 1 half-moves
3 Rb6 win in 1 half-moves
4 Ke1 draw
5 Ke2 draw
6 Kf2 draw
7 Kg1 draw
8 Kg2 draw
9 Kg4 draw
10 Kg5 draw
11 Kg6 draw
12 Kh4 draw
13 Kh6 draw
14 Ra1 draw
15 Rb2 draw
16 Rb3 draw
17 Rb7 draw
18 Rc1 draw
19 Rd1 draw
20 Re1 draw
21 Rb8 loss in 1 half-moves