!!!pid:				pid9049b-16
!!!performer:			Rubinstein
!!!year:			1939
!!!track_duration:		108.802 seconds
!!!mazurka_id:			mazurka67-4
!!!mazurka_title:		Mazurka in A Minor, Op. 67, No. 4
!!!performance_beats:		241
!!!performance_duration:	103.256 seconds
!!!performance_avg_tempo:	MM 140.04