In this task, find the most appropriate number to replace the blank (indicated with _ ) and express it in words.

Example Input: Plants have many white flowers with _ petals, giving the plant a white, flat-topped appearance.
Example Output: four

Example Input: Uncontrolled diabetes can increase risk by up to _ times.
Example Output: four

Example Input: Most trilliums have three, five or _ petals and are white, pink or red.
Example Output:
six