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

EGTB: win in 2 half-moves

# move score
1 Rb2 win in 1 half-moves
2 Kf1 draw
3 Kh1 draw
4 Ra8 draw
5 Rb1 draw
6 Rb3 draw
7 Rb4 draw
8 Rb5 draw
9 Rb6 draw
10 Rb7 draw
11 Rd8 draw
12 Re8 draw
13 Rf8 draw
14 Rg8 draw
15 Rh8 draw
16 Kf2 loss in 2 half-moves
17 Kg2 loss in 2 half-moves
18 Kh2 loss in 2 half-moves
19 Rc8 loss in 2 half-moves