user: Question: Which of the A. Dyck has J. Thiessen of du?
Columns: ['A. Dyck', 'H. Rempel', 'R. Epp', 'J. Thiessen', 'J. J. Neufeld', 'Ed Zacharias', 'word meaning']
Types: ['text', 'text', 'text', 'text', 'text', 'text', 'text']
Sample row: ['saje', 'saje', 'saje', 'saje', 'sajen', 'sajen', 'to say']
SQL:

assistant: SELECT "A. Dyck" FROM "Table" WHERE "J. Thiessen" = 'du';