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

EGTB: win in 2 half-moves

# move score
1 Rb1 win in 1 half-moves
2 Rb2 win in 1 half-moves
3 Rb3 win in 1 half-moves
4 Rb7 win in 1 half-moves
5 Ra4 draw
6 Rb5 draw
7 Rb6 draw
8 Ka4 loss in 2 half-moves
9 Ka6 loss in 2 half-moves
10 Rb8 loss in 2 half-moves
11 Rc4 loss in 2 half-moves
12 Rd4 loss in 2 half-moves
13 Re4 loss in 2 half-moves
14 Rf4 loss in 2 half-moves
15 Rg4 loss in 2 half-moves
16 Rh4 loss in 2 half-moves
17 Kb5 loss in 1 half-moves
18 Kb6 loss in 1 half-moves