. . . . . . . "\"Pilot\""@en . . . . . . . . . . "\"One Tree Hill\""@en . . . . . . . . . . . . . "It is unknown when Tree Hill High School was established but the earliest known students were there in the 1950's."@en . . . . . . "Tree Hill High School"@en . . . . . . . . . . . . . . "Tree Hill High School"@en . . "It is unknown when Tree Hill High School was established but the earliest known students were there in the 1950's."@en . . . . . . . "Tree Hill High School"@en . . .