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

EGTB: win in 6 half-moves

# move score
1 Kb4 win in 5 half-moves
2 Rc3 draw
3 Ka4 loss in 2 half-moves
4 Ka5 loss in 2 half-moves
5 Ka6 loss in 2 half-moves
6 Kb6 loss in 2 half-moves
7 Kbc4 loss in 2 half-moves
8 Kbc6 loss in 2 half-moves
9 Kd4 loss in 2 half-moves
10 Kd6 loss in 2 half-moves
11 Kdc4 loss in 2 half-moves
12 Kdc6 loss in 2 half-moves
13 Ke4 loss in 2 half-moves
14 Ke5 loss in 2 half-moves
15 Ke6 loss in 2 half-moves
16 Rc1 loss in 2 half-moves
17 Rc2 loss in 2 half-moves
18 Rc4 loss in 2 half-moves
19 Rc6 loss in 2 half-moves
20 Rc7 loss in 2 half-moves
21 Rc8 loss in 2 half-moves