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 Ka4 draw
4 Kb2 draw
5 Kb3 draw
6 Kb4 draw
7 Ra8 draw
8 Rb3 draw
9 Rb4 draw
10 Rb5 draw
11 Rb6 draw
12 Rd8 draw
13 Re8 draw
14 Rf8 draw
15 Rc8 loss in 6 half-moves
16 Rb1 loss in 2 half-moves
17 Rb2 loss in 2 half-moves
18 Rg8 loss in 2 half-moves
19 Rh8 loss in 2 half-moves