On what date did the event at Zaltbommel begin?
CREATE TABLE table_name_66 (date__from_ VARCHAR, location VARCHAR)
SELECT date__from_ FROM table_name_66 WHERE location = "zaltbommel"
### Context: CREATE TABLE table_name_66 (date__from_ VARCHAR, location VARCHAR) ### Question: On what date did the event at Zaltbommel begin? ### Answer: SELECT date__from_ FROM table_name_66 WHERE location = "zaltbommel"