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

EGTB: win in 2 half-moves

# move score
1 Ka6 win in 1 half-moves
2 Rb4 win in 1 half-moves
3 Rd8 win in 1 half-moves
4 K7b7 draw
5 K8b7 draw
6 Rb1 draw
7 Rb2 draw
8 Rb6 draw
9 Rb7 draw
10 Rf8 draw
11 Rg8 draw
12 Rh8 draw
13 Kb6 loss in 1 half-moves
14 Rb3 loss in 1 half-moves
15 Rb5 loss in 1 half-moves
16 Rc8 loss in 1 half-moves
17 Re8 loss in 1 half-moves