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

EGTB: win in 2 half-moves

# move score
1 Rb8 win in 1 half-moves
2 Kb2 draw
3 Kb3 draw
4 Kb4 draw
5 Kc2 draw
6 Kc4 draw
7 Kd2 draw
8 Kd3 draw
9 Kd4 draw
10 Ra7 draw
11 Rb3 draw
12 Rb4 draw
13 Rb5 draw
14 Rb6 draw
15 Rc7 draw
16 Rd7 draw
17 Re7 draw
18 Rf7 draw
19 Rb1 loss in 2 half-moves
20 Rb2 loss in 2 half-moves
21 Rg7 loss in 2 half-moves
22 Rh7 loss in 2 half-moves