user: Question: Who was the lead with John Shuster as skip, Chris Plys in second, and Jeff Isaacson in third?
Columns: ['Season', 'Skip', 'Third', 'Second', 'Lead']
Types: ['text', 'text', 'text', 'text', 'text']
Sample row: ['2003–04', 'Pete Fenson', 'Eric Fenson', 'Shawn Rojeski', 'John Shuster']
SQL:

assistant: SELECT "Lead" FROM "Table" WHERE "Skip" = 'John Shuster' AND "Third" = 'Jeff Isaacson' AND "Second" = 'Chris Plys';