Conversation so far:
what was Robert Owen's early life like?
Robert Owen was born in Newtown, a small market town in Montgomeryshire, Wales.
what year was he born?
1771.
Are there any other interesting aspects about this article?
Young Robert was the sixth of the family's seven children.
who were his parents?
Anne (Williams) and Robert Owen.
what year was he born?
1771.
is he still alive?
CANNOTANSWER.

Question: what was his greatest accomplishment?
Self-contained rewrite: what was Robert Owen's greatest accomplishment?