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

EGTB: win in 2 half-moves

# move score
1 Rb8 win in 1 half-moves
2 Nb3 draw
3 Nc2 draw
4 Rb2 draw
5 Rb6 draw
6 Rb7 draw
7 Rc1 draw
8 Re1 loss in 4 half-moves
9 Rf1 loss in 4 half-moves
10 Rb3 loss in 2 half-moves
11 Rb4 loss in 2 half-moves
12 Rb5 loss in 2 half-moves
13 Rg1 loss in 2 half-moves
14 Rh1 loss in 2 half-moves
15 Rd1 loss in 1 half-moves