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 Rb1 draw
8 Rb3 draw
9 Rb5 draw
10 Rb6 draw
11 Rc7 draw
12 Rd7 draw
13 Rg7 draw
14 Ra7 loss in 14 half-moves
15 Kd2 loss in 2 half-moves
16 Kd3 loss in 2 half-moves
17 Kd4 loss in 2 half-moves
18 Rb2 loss in 2 half-moves
19 Rb4 loss in 2 half-moves
20 Rf7 loss in 2 half-moves
21 Rh7 loss in 2 half-moves
22 Re7 loss in 1 half-moves