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 Ka7 draw
3 Kb7 draw
4 Kb8 draw
5 Ra3 draw
6 Rc2 draw
7 Rc5 draw
8 Rc7 draw
9 Rc8 draw
10 Rd3 draw
11 Re3 draw
12 Rf3 draw
13 Rc1 loss in 2 half-moves
14 Rc4 loss in 2 half-moves
15 Rc6 loss in 2 half-moves
16 Rg3 loss in 2 half-moves
17 Rh3 loss in 2 half-moves