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 Rf1 win in 1 half-moves
3 Kb2 draw
4 Re1 loss in 10 half-moves
5 Ka2 loss in 2 half-moves
6 Rb2 loss in 2 half-moves
7 Rb3 loss in 2 half-moves
8 Rb4 loss in 2 half-moves
9 Rc1 loss in 2 half-moves
10 Rd1 loss in 2 half-moves
11 Rg1 loss in 2 half-moves
12 Rh1 loss in 2 half-moves
13 Rb5 loss in 1 half-moves
14 Rb6 loss in 1 half-moves
15 Rb7 loss in 1 half-moves