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 Kcc1 draw
4 Kcd1 draw
5 Kdc1 draw
6 Kdd1 draw
7 Ke1 draw
8 Ke2 draw
9 Ra2 draw
10 Rb1 draw
11 Rb8 draw
12 Kb3 loss in 2 half-moves
13 Kcc3 loss in 2 half-moves
14 Kcd3 loss in 2 half-moves
15 Kdc3 loss in 2 half-moves
16 Kdd3 loss in 2 half-moves
17 Ke3 loss in 2 half-moves
18 Rb3 loss in 2 half-moves
19 Rb4 loss in 2 half-moves
20 Rb5 loss in 2 half-moves
21 Rb6 loss in 2 half-moves