Conversation so far:
what happened in 1999?
Keibler entered a nationwide contest held by World Championship Wrestling.
did he win the contest?
she defeated 300 other girls.
what did she win?
a spot on the dance troupe and $10,000.
what dance troupe?
Nitro Girls.
what did she do after that?
She soon accepted a larger role.

Question: what was the larger role?
Self-contained rewrite: What was the larger role that Keibler accepted?