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

EGTB: win in 2 half-moves

# move score
1 Rb6 win in 1 half-moves
2 Ka3 draw
3 Kb2 draw
4 Kb3 draw
5 Ra4 draw
6 Rb5 draw
7 Rb7 draw
8 Rb8 draw
9 Kb1 loss in 12 half-moves
10 Ka1 loss in 6 half-moves
11 Rc4 loss in 4 half-moves
12 Rd4 loss in 4 half-moves
13 Rb1 loss in 2 half-moves
14 Rb2 loss in 2 half-moves
15 Rb3 loss in 2 half-moves
16 Re4 loss in 2 half-moves
17 Rf4 loss in 2 half-moves
18 Rh4 loss in 2 half-moves
19 Rg4 loss in 1 half-moves