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 Rg8 loss in 8 half-moves
3 Rh8 loss in 6 half-moves
4 Re8 loss in 4 half-moves
5 Rf8 loss in 4 half-moves
6 Ke2 loss in 2 half-moves
7 Ke3 loss in 2 half-moves
8 Ke4 loss in 2 half-moves
9 Kf2 loss in 2 half-moves
10 Kf4 loss in 2 half-moves
11 Kg2 loss in 2 half-moves
12 Kg3 loss in 2 half-moves
13 Kg4 loss in 2 half-moves
14 Rb1 loss in 2 half-moves
15 Rb6 loss in 2 half-moves
16 Rb7 loss in 2 half-moves
17 Rc8 loss in 2 half-moves
18 Rd8 loss in 2 half-moves
19 Ra8 loss in 1 half-moves
20 Rb3 loss in 1 half-moves
21 Rb4 loss in 1 half-moves
22 Rb5 loss in 1 half-moves