Question: What was the gtu winning team when the gto winning team was #48 Greenwood Racing?
SQL: SELECT "GTU Winning Team" FROM "1-13657883-2" WHERE "GTO Winning Team" = '#48 Greenwood Racing';

Question: What was the to winnning team when the tu winning team was #16 2002?
SQL: SELECT "TO Winning Team" FROM "1-13657883-2" WHERE "TU Winning Team" = '#16 2002';

Question: What round was the gto winning team #48 Greenwood Racing?
SQL: SELECT "Rnd" FROM "1-13657883-2" WHERE "GTO Winning Team" = '#48 Greenwood Racing';

Question: What was the to winning team when the tu winning team was Joe Amato Carson Baird?
SQL: SELECT "TO Winning Team" FROM "1-13657883-2" WHERE "TU Winning Team" = 'Joe Amato Carson Baird';