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

EGTB: win in 2 half-moves

# move score
1 Ra4 win in 1 half-moves
2 Rb1 win in 1 half-moves
3 Kb3 win in 3 half-moves
4 Kb5 loss in 2 half-moves
5 Kcc3 loss in 2 half-moves
6 Kcc5 loss in 2 half-moves
7 Kcd3 loss in 2 half-moves
8 Kcd5 loss in 2 half-moves
9 Kdc3 loss in 2 half-moves
10 Kdc5 loss in 2 half-moves
11 Kdd3 loss in 2 half-moves
12 Kdd5 loss in 2 half-moves
13 Ke3 loss in 2 half-moves
14 Ke4 loss in 2 half-moves
15 Ke5 loss in 2 half-moves
16 Rb2 loss in 2 half-moves
17 Rb3 loss in 2 half-moves
18 Rb5 loss in 2 half-moves
19 Rb6 loss in 2 half-moves
20 Rb7 loss in 2 half-moves
21 Rb8 loss in 2 half-moves