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

EGTB: win in 2 half-moves

# move score
1 Rb7 win in 1 half-moves
2 Rc4 win in 1 half-moves
3 Rh4 win in 3 half-moves
4 K1a2 loss in 2 half-moves
5 K1b2 loss in 2 half-moves
6 K3a2 loss in 2 half-moves
7 K3b2 loss in 2 half-moves
8 Ka4 loss in 2 half-moves
9 Kb1 loss in 2 half-moves
10 Kb3 loss in 2 half-moves
11 Ra4 loss in 2 half-moves
12 Rb1 loss in 2 half-moves
13 Rb2 loss in 2 half-moves
14 Rb3 loss in 2 half-moves
15 Rb5 loss in 2 half-moves
16 Rb6 loss in 2 half-moves
17 Rb8 loss in 2 half-moves
18 Rd4 loss in 2 half-moves
19 Re4 loss in 2 half-moves
20 Rf4 loss in 2 half-moves
21 Rg4 loss in 2 half-moves