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 Rb3 win in 1 half-moves
3 Rc4 win in 1 half-moves
4 Rd4 win in 1 half-moves
5 Re4 win in 1 half-moves
6 Rb1 loss in 2 half-moves
7 Rb5 loss in 2 half-moves
8 Rb6 loss in 2 half-moves
9 Rb7 loss in 2 half-moves
10 Rb8 loss in 2 half-moves
11 Rf4 loss in 2 half-moves
12 Rg4 loss in 2 half-moves
13 Rh4 loss in 2 half-moves
14 K4a5 loss in 1 half-moves
15 K4b5 loss in 1 half-moves
16 K6a5 loss in 1 half-moves
17 K6b5 loss in 1 half-moves
18 Ka3 loss in 1 half-moves
19 Ka7 loss in 1 half-moves
20 Kb3 loss in 1 half-moves
21 Kb6 loss in 1 half-moves
22 Kb7 loss in 1 half-moves