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