user: Question: What is listed under part 1 for class 3b?
Columns: ['Class', 'Part 1', 'Part 2', 'Part 3', 'Part 4', 'Verb meaning', 'Usual PIE origin']
Types: ['text', 'text', 'text', 'text', 'text', 'text', 'text']
Sample row: ['1', '*rīdaną', '*raid', '*ridun', '*ridanaz', 'to ride', 'Vowel + y/i.']
SQL:

assistant: SELECT "Part 1" FROM "Table" WHERE "Class" = '3b';