Piano Sonata No. 1 ( Mozart ) Wolfgang Amadeus Mozart 's Piano Sonata No. 1 in C major , K 279 ( 189d ) ( 1774 ) is a sonata in three movements .
Piano Sonata No. 1 ( Mozart ) Wolfgang Amadeus Mozart 's Piano Sonata No. 1 in C major , K 279 ( 189d ) ( 1774 ) is a sonata in three movements : It takes about 14 minutes to play the entire sonata .