!!!pid:				pid9052b-09
!!!performer:			Weissenberg
!!!year:			1971
!!!track_duration:		250.978 seconds
!!!mazurka_id:			mazurka17-4
!!!mazurka_title:		Mazurka in A Minor, Op. 17, No. 4
!!!performance_beats:		396
!!!performance_duration:	240.033 seconds
!!!performance_avg_tempo:	MM 98.99