TASK DEFINITION: Given a sentence, fill out the missing word with a 'no' or a number (between zero and ten). You should write the numbers with english alphabet, like: four instead of 4.
PROBLEM: Many churches have ____ windows on each side of the nave, numbers some consider holy.

SOLUTION: seven

PROBLEM: Neuroblasts delaminate in five waves spanning approximately ____ hours.

SOLUTION: three

PROBLEM: Tobacco companies account for ____ of the five biggest billboard advertisers in the country.

SOLUTION:
four