Q: You are given a passage. You need to construct a question about the information present in the passage. Construct a question in such a way that (i) it is unambiguous, (ii) its answer is the whole paragraph. Avoid creating questions that can be answered correctly without actually understanding the paragraph.
The 5 rings were introduced at the the 1920 games in antwerp games. The rings included at least one color from the flag of every participating country.
A:
Why are there 5 rings in the Olympics symbol?