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.

Example Input: Titanium is found in column ____ along with chemically similar zirconium, hafnium, and thorium.
Example Output: four

Example Input: Fruit is a silique opening by ____ valves.
Example Output: two

Example Input: Boys are ____ times more likely than girls to have autism.
Example Output:
four