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 Kd8 draw
3 Ke7 draw
4 Kf7 draw
5 Kf8 draw
6 Rb5 draw
7 Rb6 draw
8 Rb8 draw
9 Rc4 draw
10 Rg4 draw
11 Rh4 draw
12 Kd7 loss in 2 half-moves
13 Ra4 loss in 2 half-moves
14 Rb1 loss in 2 half-moves
15 Rb2 loss in 2 half-moves
16 Rb3 loss in 2 half-moves
17 Rd4 loss in 2 half-moves
18 Re4 loss in 2 half-moves
19 Rf4 loss in 2 half-moves