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

EGTB: win in 2 half-moves

# move score
1 Rb4 win in 1 half-moves
2 Ka5 draw
3 Ra1 draw
4 Rb2 draw
5 Rb3 draw
6 Rb5 draw
7 Rb6 draw
8 Rb8 draw
9 Re1 draw
10 Ka7 loss in 2 half-moves
11 Kb7 loss in 2 half-moves
12 Rb7 loss in 2 half-moves
13 Rc1 loss in 2 half-moves
14 Rd1 loss in 2 half-moves
15 Rf1 loss in 2 half-moves
16 Rg1 loss in 2 half-moves
17 Rh1 loss in 2 half-moves
18 Kb5 loss in 1 half-moves
19 Kb6 loss in 1 half-moves