user: Question: Who was the GTO winner of the round that ended with Chris Cord becoming the GTU winner? 
Columns: ['Rnd', 'Circuit', 'GTP Winning Team', 'GTO Winning Team', 'GTU Winning Team', 'Results']
Types: ['real', 'text', 'text', 'text', 'text', 'text']
Sample row: [1.0, 'Daytona', '#00 Kreepy Krauly Racing', '#4 Stratagraph Inc.', '#76 Malibu Grand Prix', 'Results']
SQL:

assistant: SELECT "GTO Winning Team" FROM "Table" WHERE "GTU Winning Team" = 'Chris Cord';