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

EGTB: win in 2 half-moves

# move score
1 Rb2 win in 1 half-moves
2 Kc1 loss in 2 half-moves
3 Ke1 loss in 2 half-moves
4 Ke2 loss in 2 half-moves
5 Ra2 loss in 2 half-moves
6 Re1 loss in 2 half-moves
7 Re2 loss in 2 half-moves
8 Rf3 loss in 2 half-moves
9 Rf5 loss in 2 half-moves
10 Rf7 loss in 2 half-moves
11 Rf8 loss in 2 half-moves
12 Rg1 loss in 2 half-moves
13 Rg2 loss in 2 half-moves
14 Rh1 loss in 2 half-moves
15 Rh2 loss in 2 half-moves
16 Kc2 loss in 1 half-moves
17 Kd2 loss in 1 half-moves
18 Rc2 loss in 1 half-moves
19 Rd2 loss in 1 half-moves
20 Rf4 loss in 1 half-moves
21 Rf6 loss in 1 half-moves