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

EGTB: win in 2 half-moves

# move score
1 Rb4 win in 1 half-moves
2 Rd4 win in 1 half-moves
3 Rb2 loss in 2 half-moves
4 Rb3 loss in 2 half-moves
5 Rb5 loss in 2 half-moves
6 Rb6 loss in 2 half-moves
7 Rb7 loss in 2 half-moves
8 Rb8 loss in 2 half-moves
9 Rbc1 loss in 2 half-moves
10 Rd2 loss in 2 half-moves
11 Rd3 loss in 2 half-moves
12 Rd5 loss in 2 half-moves
13 Rd6 loss in 2 half-moves
14 Rd7 loss in 2 half-moves
15 Rd8 loss in 2 half-moves
16 Rdc1 loss in 2 half-moves
17 Re1 loss in 2 half-moves
18 Rf1 loss in 2 half-moves
19 Rg1 loss in 2 half-moves
20 Rh1 loss in 2 half-moves
21 Ra1 loss in 1 half-moves