Combine facts and answer this: The luteinizing hormone/choriogonadotropin receptor (LHCGR), also lutropin/choriogonadotropin receptor (LCGR) or luteinizing hormone receptor (LHR) is a transmembrane receptor found predominantly in the ovary and testis, but also many extragonadal organs such as the uterus and breasts, the receptor interacts with both luteinizing hormone (LH) and chorionic gonadotropins, such as hCG in humans, hCG is a hormone produced by the placenta after implantation, the acronym stand for?
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Answer: Human chorionic gonadotropin


Combine facts and answer this: What style of music performance do both Singspiel and La fanciulla del West belong to?
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Answer: opera


Combine facts and answer this: What is the 4th track from a Canadian rock band's album "Permanent Waves"?
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Answer: