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

EGTB: win in 2 half-moves

# move score
1 Rb3 win in 1 half-moves
2 Kc4 loss in 2 half-moves
3 Kd4 loss in 2 half-moves
4 Ke1 loss in 2 half-moves
5 Ke3 loss in 2 half-moves
6 Ke4 loss in 2 half-moves
7 Ra3 loss in 2 half-moves
8 Rc4 loss in 2 half-moves
9 Rc5 loss in 2 half-moves
10 Rc6 loss in 2 half-moves
11 Rc7 loss in 2 half-moves
12 Rc8 loss in 2 half-moves
13 K1c2 loss in 1 half-moves
14 K1d2 loss in 1 half-moves
15 K1e2 loss in 1 half-moves
16 K3c2 loss in 1 half-moves
17 K3d2 loss in 1 half-moves
18 K3e2 loss in 1 half-moves
19 Kc1 loss in 1 half-moves
20 Rc1 loss in 1 half-moves
21 Rc2 loss in 1 half-moves