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

EGTB: win in 2 half-moves

# move score
1 Rb7 win in 1 half-moves
2 Kb1 draw
3 Kb2 draw
4 Kc2 draw
5 Kd1 draw
6 Kd2 draw
7 Rb1 draw
8 Rb2 draw
9 Rb4 draw
10 Rb5 draw
11 Rb6 draw
12 Rc8 draw
13 Rd8 draw
14 Re8 draw
15 Rf8 draw
16 Rg8 draw
17 Rb3 loss in 2 half-moves
18 Rh8 loss in 2 half-moves
19 Ra8 loss in 1 half-moves