Click on the third or sixth rank to set the en passant target square.

EGTB: win in 2 half-moves

# move score
1 Rb1 win in 1 half-moves
2 Kb7 draw
3 Kcc7 draw
4 Kcd7 draw
5 Kdc7 draw
6 Kdd7 draw
7 Ke6 draw
8 Ke7 draw
9 Ra6 draw
10 Rb5 draw
11 Rb7 draw
12 Rb8 draw
13 Kb5 loss in 2 half-moves
14 Kcc5 loss in 2 half-moves
15 Kcd5 loss in 2 half-moves
16 Kdc5 loss in 2 half-moves
17 Kdd5 loss in 2 half-moves
18 Ke5 loss in 2 half-moves
19 Rb2 loss in 2 half-moves
20 Rb3 loss in 2 half-moves
21 Rb4 loss in 2 half-moves