First Viennese School
The First Viennese School is a name mostly used to refer to three composers of the Classical period in Western art music in late-18th-century Vienna: Joseph Haydn , Wolfgang Amadeus Mozart and Ludwig van Beethoven . 
<triplet> Classical period <subj> Western art music <obj> subclass of <triplet> Joseph Haydn <subj> Classical period <obj> genre <subj> Vienna <obj> work location <triplet> Wolfgang Amadeus Mozart <subj> Classical period <obj> movement <triplet> Ludwig van Beethoven <subj> Classical period <obj> movement <subj> Western art music <obj> genre <subj> Vienna <obj> work location