CREATE TABLE courses AS
    SELECT "John DeNero" AS professor , "CS 61A" AS course , "Fa17" AS semester UNION
    SELECT "Paul Hilfinger"           , "CS 61A"           , "Fa17" UNION
    SELECT "Paul Hilfinger"           , "CS 61A"           , "Sp17" UNION
    SELECT "John DeNero"              , "Data 8"           , "Sp17" UNION
    SELECT "Josh Hug"                 , "CS 61B"           , "Sp17" UNION
    SELECT "Satish Rao"               , "CS 70 "           , "Sp17" UNION
    SELECT "Nicholas Weaver"          , "CS 61C"           , "Sp17" UNION
    SELECT "Gerald Friedland"         , "CS 61C"           , "Sp17" UNION
    SELECT "John DeNero"              , "CS 61A"           , "Fa16" UNION
    SELECT "Paul Hilfinger"           , "CS 61B"           , "Fa16";
