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 Kg2 draw
3 Kg3 draw
4 Kg4 draw
5 Kh2 draw
6 Kh4 draw
7 Ra8 draw
8 Rb1 draw
9 Rb2 draw
10 Rb3 draw
11 Rb5 draw
12 Rb6 draw
13 Rc8 draw
14 Rd8 draw
15 Kd7 loss in 2 half-moves
16 Kd8 loss in 2 half-moves
17 Ke7 loss in 2 half-moves
18 Kf7 loss in 2 half-moves
19 Kf8 loss in 2 half-moves
20 Rb7 loss in 2 half-moves