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 Rc7 win in 1 half-moves
3 Rb1 draw
4 Rb2 draw
5 Rb3 draw
6 Rb8 draw
7 Rg7 draw
8 Rh7 draw
9 Ka2 loss in 2 half-moves
10 Ka6 loss in 2 half-moves
11 Ka8 loss in 2 half-moves
12 Kb1 loss in 2 half-moves
13 Kb2 loss in 2 half-moves
14 Kb6 loss in 2 half-moves
15 Kb8 loss in 2 half-moves
16 Rb5 loss in 2 half-moves
17 Rb6 loss in 2 half-moves
18 Rd7 loss in 2 half-moves
19 Re7 loss in 2 half-moves
20 Rf7 loss in 2 half-moves