Translate the following question to SQL: What is the last name of the contact individual from the Labour party organization who was contacted most recently?

Schema: CREATE TABLE Addresses (
    address_id INTEGER   PRIMARY KEY,
    line_1_number_building VARCHAR(80),
    town_city VARCHAR(50),
    zip_postcode VARCHAR(20),
    state_province_county VARCHAR(50),
    country VARCHAR(50)
);

CREATE TABLE Services (
    service_id INTEGER   PRIMARY KEY,
    service_type_code VARCHAR(15) NOT NULL,
    service_name VARCHAR(80),
    service_descriptio VARCHAR(255)
);

CREATE TABLE Forms (
    form_id INTEGER   PRIMARY KEY,
    form_type_code VARCHAR(15) NOT NULL,
    service_id INTEGER,
    form_number VARCHAR(50),
    form_name VARCHAR(80),
    form_description VARCHAR(255),
    FOREIGN KEY (service_id) REFERENCES Services(service_id)
);

CREATE TABLE Individuals (
    individual_id INTEGER   PRIMARY KEY,
    individual_first_name VARCHAR(80),
    individual_middle_name VARCHAR(80),
    inidividual_phone VARCHAR(80),
    individual_email VARCHAR(80),
    individual_address VARCHAR(255),
    individual_last_name VARCHAR(80)
);

CREATE TABLE Organizations (
    organization_id INTEGER   PRIMARY KEY,
    date_formed DATETIME,
    organization_name VARCHAR(255),
    uk_vat_number VARCHAR(20)
);

CREATE TABLE Parties (
    party_id INTEGER   PRIMARY KEY,
    payment_method_code VARCHAR(15) NOT NULL,
    party_phone VARCHAR(80),
    party_email VARCHAR(80)
);

CREATE TABLE Organization_Contact_Individuals (
    individual_id INTEGER NOT NULL  PRIMARY KEY,
    organization_id INTEGER NOT NULL  PRIMARY KEY,
    date_contact_from DATETIME NOT NULL,
    date_contact_to DATETIME,
    PRIMARY KEY (individual_id, organization_id),
    UNIQUE (individual_id, organization_id),
    FOREIGN KEY (individual_id) REFERENCES Individuals(individual_id),
    FOREIGN KEY (organization_id) REFERENCES Organizations(organization_id)
);

CREATE TABLE Party_Addresses (
    party_id INTEGER NOT NULL  PRIMARY KEY,
    address_id INTEGER NOT NULL  PRIMARY KEY,
    date_address_from DATETIME NOT NULL,
    address_type_code VARCHAR(15) NOT NULL,
    date_address_to DATETIME,
    PRIMARY KEY (party_id, address_id),
    UNIQUE (party_id, address_id),
    FOREIGN KEY (party_id) REFERENCES Parties(party_id),
    FOREIGN KEY (address_id) REFERENCES Addresses(address_id)
);

CREATE TABLE Party_Forms (
    party_id INTEGER NOT NULL  PRIMARY KEY,
    form_id INTEGER NOT NULL  PRIMARY KEY,
    date_completion_started DATETIME NOT NULL,
    form_status_code VARCHAR(15) NOT NULL,
    date_fully_completed DATETIME,
    PRIMARY KEY (party_id, form_id),
    UNIQUE (party_id, form_id),
    FOREIGN KEY (form_id) REFERENCES Forms(form_id),
    FOREIGN KEY (party_id) REFERENCES Parties(party_id)
);

CREATE TABLE Party_Services (
    booking_id INTEGER NOT NULL,
    customer_id INTEGER NOT NULL,
    service_id INTEGER NOT NULL,
    service_datetime DATETIME NOT NULL,
    booking_made_date DATETIME,
    FOREIGN KEY (customer_id) REFERENCES Parties(party_id),
    FOREIGN KEY (service_id) REFERENCES Services(service_id)
);
user
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
assistant