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 students (cell_mobile_number VARCHAR, first_name VARCHAR, last_name VARCHAR)

### Question ###
What is the mobile phone number of the student named Timmothy Ward ?

### Accurate SQL ###

SELECT cell_mobile_number FROM students WHERE first_name = 'timmothy' AND last_name = 'ward'