Table: widows_widowers_list_2
Columns: name
deceased_spouse
cause_of_death
date_of_spouses_death
length_of_marriage
children_together
current_marital_status

Question: What was the cause of death in the marriage that lasted 28 years? 
SQL: SELECT "cause_of_death" FROM widows_widowers_list_2 WHERE "length_of_marriage" = '28 years'

Question: How long were Ray Bradbury and his wife married?
SQL: SELECT "length_of_marriage" FROM widows_widowers_list_2 WHERE "name" = 'Ray Bradbury'