Conversation so far:
What did J.
Paul Getty do in later years?
overseeing his operations across the world.
What type of operations did he run?
The Arab-Israeli Yom Kippur War of October 1973 caused a worldwide oil shortage for years to come.
In this period, the value of Getty Oil shares quadrupled.

Question: What else did he do during those years?
Self-contained rewrite: What else did J. Paul Getty do during Arab-Israeli Yom Kippur War of October 1973 other than overseeing his operation across ther world?