. "4.73E9"^^ . "Ontario Power Generation"@en . "Ontario Power Generation (OPG) is a public company wholly owned by Government of Ontario. OPG is responsible for approximately 50% of the electricity generation in the Province of Ontario, Canada. Sources of electricity include nuclear, hydroelectric, wind, gas and biomass."@en . . . "1999Z"^^ . "10840"^^ . . . . . .