user: Question: What is the class for trafen in part 3?
Columns: ['Class', 'Part 1', 'Part 2', 'Part 3', 'Part 4', 'Verb meaning']
Types: ['text', 'text', 'text', 'text', 'text', 'text']
Sample row: ['1', 'reiten leihen', 'ritt lieh', 'ritten liehen', 'geritten geliehen', 'to ride to lend']
SQL:

assistant: SELECT "Class" FROM "Table" WHERE "Part 3" = 'trafen';