Definition: Given a text, write a compressed version of it in a single sentence.
Input: At the end of the fifth century b.c., Greece entered the period of the Persian Wars, as recorded in Herodotus' great narrative history of the ancient world (see page 33).
Output:
At the end of the fifth century b.c., Greece entered the period of the Persian Wars, as recorded by Herodotus' (see page 33).