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

EGTB: win in 2 half-moves

# move score
1 Ra2 win in 1 half-moves
2 Rb2 win in 1 half-moves
3 Kb3 loss in 2 half-moves
4 Kb4 loss in 2 half-moves
5 Kb5 loss in 2 half-moves
6 Kc5 loss in 2 half-moves
7 Kcc3 loss in 2 half-moves
8 Kcd4 loss in 2 half-moves
9 Kd5 loss in 2 half-moves
10 Kdc3 loss in 2 half-moves
11 Kdd4 loss in 2 half-moves
12 Ke2 loss in 2 half-moves
13 Ke3 loss in 2 half-moves
14 Ke4 loss in 2 half-moves
15 Rd1 loss in 2 half-moves
16 Re2 loss in 2 half-moves
17 Rf2 loss in 2 half-moves
18 Rg2 loss in 2 half-moves
19 Rh2 loss in 2 half-moves
20 Kc2 loss in 1 half-moves
21 Rc2 loss in 1 half-moves