Conversation so far:
What did Nolan Ryan do?
Nolan Ryan was a right-handed pitcher.
What did Nolan Ryan do after pitching?
Nolan Ryan's post-retirement business interests include ownership of two minor league teams.
Who did the baseball teams Nolan Ryan bought belong to?
Both teams were affiliates of the Houston Astros.

Question: What does this lead too
Self-contained rewrite: What does Nolan Ryan's ownership of the baseball teams lead to?