Conversation so far:
What was Gennady Golovkin's first job?
After ending his amateur career in 2005, Golovkin signed with the Universum Box-Promotion and made his professional debut.
When did Universum Box-Promotion sign Gennady Golovkin?
Golovkin signed with the Universum Box-Promotion and made his professional debut in May 2006.

Question: What happens after he is signed?
Self-contained rewrite: What happened after Gennady Golovkin was signed with Universum Box- Promotion?