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 individuals ( individual_last_name VARCHAR, individual_id VARCHAR )
TABLE: CREATE TABLE organizations ( organization_id VARCHAR, organization_name VARCHAR )
TABLE: CREATE TABLE organization_contact_individuals ( organization_id VARCHAR, individual_id VARCHAR, date_contact_to VARCHAR )

### Question ###
Find the last name of the latest contact individual of the organization 'Labour Party'.

### Accurate SQL ###

SELECT t3.individual_last_name FROM organizations AS t1 JOIN organization_contact_individuals AS t2 ON t1.organization_id = t2.organization_id JOIN individuals AS t3 ON t2.individual_id = t3.individual_id WHERE t1.organization_name = "Labour Party" ORDER BY t2.date_contact_to DESC LIMIT 1