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

EGTB: win in 2 half-moves

# move score
1 Ra3 win in 1 half-moves
2 Ra1 draw
3 Ra2 draw
4 Ra8 draw
5 Kb4 loss in 2 half-moves
6 Kb5 loss in 2 half-moves
7 Kb6 loss in 2 half-moves
8 Kc4 loss in 2 half-moves
9 Kc7 loss in 2 half-moves
10 Kcc6 loss in 2 half-moves
11 Kcd5 loss in 2 half-moves
12 Kd4 loss in 2 half-moves
13 Kd7 loss in 2 half-moves
14 Kdc6 loss in 2 half-moves
15 Kdd5 loss in 2 half-moves
16 Ke5 loss in 2 half-moves
17 Ke6 loss in 2 half-moves
18 Ke7 loss in 2 half-moves
19 Ra4 loss in 2 half-moves
20 Ra6 loss in 2 half-moves
21 Ra7 loss in 2 half-moves
22 Rb5 loss in 2 half-moves