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

EGTB: win in 2 half-moves

# move score
1 Rb3 win in 1 half-moves
2 Ka2 draw
3 Kb1 draw
4 Ra8 draw
5 Rb2 draw
6 Rb4 draw
7 Rb5 draw
8 Rb6 draw
9 Rd8 draw
10 Re8 draw
11 Rf8 draw
12 Rg8 draw
13 Kb2 loss in 2 half-moves
14 Rb1 loss in 2 half-moves
15 Rb7 loss in 2 half-moves
16 Rh8 loss in 2 half-moves
17 Rc8 loss in 1 half-moves