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 Kg7 draw
3 Kg8 draw
4 Kh7 draw
5 Ra4 draw
6 Rc4 draw
7 Rd2 draw
8 Rd6 draw
9 Rd7 draw
10 Rd8 draw
11 Re4 draw
12 Rf4 draw
13 Rg4 draw
14 Rh4 draw
15 Ka7 loss in 2 half-moves
16 Kb7 loss in 2 half-moves
17 Kb8 loss in 2 half-moves
18 Rd1 loss in 2 half-moves
19 Rd3 loss in 2 half-moves
20 Rd5 loss in 2 half-moves