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

EGTB: win in 2 half-moves

# move score
1 Rb8 win in 1 half-moves
2 Rc4 win in 1 half-moves
3 Rh4 win in 1 half-moves
4 Rb1 loss in 18 half-moves
5 Ka3 loss in 2 half-moves
6 Ka5 loss in 2 half-moves
7 Kb3 loss in 2 half-moves
8 Kb5 loss in 2 half-moves
9 Rb2 loss in 2 half-moves
10 Rb3 loss in 2 half-moves
11 Rb5 loss in 2 half-moves
12 Rb6 loss in 2 half-moves
13 Rb7 loss in 2 half-moves
14 Rf4 loss in 2 half-moves
15 Rg4 loss in 2 half-moves
16 Rd4 loss in 1 half-moves
17 Re4 loss in 1 half-moves