Below is the list of tables from the database along with their columns and datatype. Need to generate an accurate SQL query for the question.
Only use the columns present in the respective table. Only use the columns which are required to generate the SQL query. Only use table joins if required and not otherwise.

### Tables ###
TABLE: CREATE TABLE table_name_88 (held_record VARCHAR, structural_type VARCHAR, town VARCHAR)

### Question ###
What is the church made from in Hamburg?

### Accurate SQL ###

SELECT held_record FROM table_name_88 WHERE structural_type = "church" AND town = "hamburg"