!!!pid:				pid5667230-09
!!!performer:			Friedman
!!!year:			1930
!!!track_duration:		151.042 seconds
!!!mazurka_id:			mazurka07-2
!!!mazurka_title:		Mazurka in A Minor, Op. 7, No. 2
!!!performance_beats:		313
!!!performance_duration:	146.296 seconds
!!!performance_avg_tempo:	MM 128.37