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 Ke7 draw
3 Ke8 draw
4 Kf7 draw
5 Kg7 draw
6 Kg8 draw
7 Ra4 draw
8 Rb3 draw
9 Rb5 draw
10 Rb6 draw
11 Rb8 draw
12 Rd4 draw
13 Re4 draw
14 Rg4 draw
15 Rh4 draw
16 Rb1 loss in 2 half-moves
17 Rb2 loss in 2 half-moves
18 Rc4 loss in 2 half-moves
19 Rf4 loss in 2 half-moves