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

Ex Input:
Most volcanoes erupt for _ to four weeks and then rest.

Ex Output:
three

Ex Input:
Ants display _ rather distinct patterns of nest establishment.

Ex Output:
two

Ex Input:
Yews typically have _ flushes of growth each growing season.

Ex Output:
two