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

EGTB: win in 2 half-moves

# move score
1 Rb3 win in 1 half-moves
2 Ka6 draw
3 Kb6 draw
4 Kb7 draw
5 Kb8 draw
6 Ra4 draw
7 Rb8 draw
8 Rg4 draw
9 Ka8 loss in 16 half-moves
10 Rb5 loss in 14 half-moves
11 Rb7 loss in 14 half-moves
12 Rf4 loss in 6 half-moves
13 Rb1 loss in 2 half-moves
14 Rb2 loss in 2 half-moves
15 Rb6 loss in 2 half-moves
16 Rc4 loss in 2 half-moves
17 Rd4 loss in 2 half-moves
18 Re4 loss in 2 half-moves
19 Rh4 loss in 2 half-moves