Conversation so far:
Was Władysław Gomułka a leader in any wars?
CANNOTANSWER.
Where was he born?
in Bialobrzegi Franciszkanskie village on the outskirts of Krosno.
Where did he attend schools?
Gomulka attended schools in Krosno for six or seven years, until the age of thirteen, when he had to start an apprenticeship in a metalworks shop.
Was he an activist at all?
Gomulka was known for his activism in the metal workers and, from 1922, chemical industry unions.

Question: Did he ever work in a refinery?
Self-contained rewrite: Did Władysław Gomułka ever work in a refinery?