what nations participated in the sailing at the 2008 summer olympics - qualification?
china, brazil, france, great britain, new zealand, italy, poland, germany, sweden, australia, portugal, united states, switzerland, croatia, ireland, austria
who were the sailors?
, robert scheidt, bruno prada, xavier rohart, pascal rambeau, iain percy, andrew simpson, hamish pepper, carl williams, diego negri, luigi viale, mateusz kusznierewicz, dominik, marc pickel, ingo borkowski, fredrik loof, anders ekstrom, iain murray, andrew palfrey, afonso domingos, bernardo santos, mark reynolds, hal haenel, flavio marazzi, enrico de maria, marin lovrovic, sinsa mikulicic, max treacy, anthony shanks, hans spitzauer, christian nehammer
and during which tournaments did they sail?
host country, 2007 worlds, 2007 worlds, 2007 worlds, 2007 worlds, 2007 worlds, 2007 worlds, 2007 worlds, 2007 worlds, 2007 worlds, 2007 worlds, 2007 worlds, 2008 worlds, 2008 worlds, 2008 worlds, 2008 worlds
of those tournaments, which did hans spitzauer sail for?
austria