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_70 ( took_office INTEGER, name VARCHAR, up_for_reelection VARCHAR )

### Question ###
What was the earliest year that Yvette Alexander took office and was up for reelection after 2016?

### Accurate SQL ###

SELECT MIN(took_office) FROM table_name_70 WHERE name = "yvette alexander" AND up_for_reelection > 2016