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 Ka2 draw
3 Kb1 draw
4 Kb2 draw
5 Ra8 draw
6 Rb1 draw
7 Rb2 draw
8 Rb4 draw
9 Rb5 draw
10 Rb6 draw
11 Rg8 loss in 6 half-moves
12 Rb3 loss in 2 half-moves
13 Rh8 loss in 2 half-moves
14 Rc8 loss in 1 half-moves
15 Rd8 loss in 1 half-moves
16 Re8 loss in 1 half-moves
17 Rf8 loss in 1 half-moves