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 Rb4 draw
3 Rb5 draw
4 Rb7 draw
5 Rb8 draw
6 Rd1 draw
7 Re1 draw
8 Rf1 draw
9 Rg1 draw
10 Rh1 draw
11 Ka2 loss in 2 half-moves
12 Kb2 loss in 2 half-moves
13 Rb2 loss in 2 half-moves
14 Rb6 loss in 2 half-moves
15 Rc1 loss in 2 half-moves