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