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_24143253_4 ( cause_of_death VARCHAR, length_of_marriage VARCHAR )

### Question ###
What was the cause of death in the marriage that lasted 28 years?

### Accurate SQL ###

SELECT cause_of_death FROM table_24143253_4 WHERE length_of_marriage = "28 years"