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 Kb3 draw
3 Kb4 draw
4 Kc2 draw
5 Kc4 draw
6 Kd2 draw
7 Ra2 draw
8 Rb1 draw
9 Rb3 draw
10 Rc2 draw
11 Rd2 draw
12 Rh2 draw
13 Kd3 loss in 2 half-moves
14 Kd4 loss in 2 half-moves
15 Rb4 loss in 2 half-moves
16 Rb5 loss in 2 half-moves
17 Rb6 loss in 2 half-moves
18 Rb7 loss in 2 half-moves
19 Re2 loss in 2 half-moves
20 Rf2 loss in 2 half-moves
21 Rg2 loss in 2 half-moves