1) The word "piano" contains three vowels: I, A, and O.

2) The musical "Les Misérables" is one of the longest-running shows in the West End and Broadway, with over 13,000 performances.

3) The speed of a sneeze can reach up to 100 miles per hour (160 kilometers per hour).

4) Political ideologies such as liberalism, conservatism, socialism, and communism shape and influence policies, governance, and societal values in different countries and contexts.