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 Kcc2 draw
4 Kcd2 draw
5 Kdc2 draw
6 Kdd2 draw
7 Ke2 draw
8 Ke3 draw
9 Ra3 draw
10 Rb1 draw
11 Rb2 draw
12 Kb4 loss in 2 half-moves
13 Kcc4 loss in 2 half-moves
14 Kcd4 loss in 2 half-moves
15 Kdc4 loss in 2 half-moves
16 Kdd4 loss in 2 half-moves
17 Ke4 loss in 2 half-moves
18 Rb4 loss in 2 half-moves
19 Rb5 loss in 2 half-moves
20 Rb6 loss in 2 half-moves
21 Rb7 loss in 2 half-moves