user: Question: What's part 1 of the verb whose part 4 is gevroren?
Columns: ['Class', 'Part 1', 'Part 2', 'Part 3', 'Part 4', 'Verb meaning']
Types: ['text', 'text', 'text', 'text', 'text', 'text']
Sample row: ['1', 'rijden', 'reed', 'reden', 'gereden', 'to drive, to ride']
SQL:

assistant: SELECT "Part 1" FROM "Table" WHERE "Part 4" = 'gevroren';