Question: When was the stadium at which the 1998 Barcelona Dragons played its home games renovated to be the main stadium for the 1992 Summer Olympics?
Sentence (from "1998 Barcelona Dragons season"): The team was led by head coach Jack Bicknell in his sixth year, and played its home games at Estadi Olímpic de Montjuïc in Barcelona, Catalonia, Spain.
Relevant evidence: Yes