!!!pid:				pid9075-19
!!!performer:			Rubinstein
!!!year:			1952
!!!track_duration:		87.032 seconds
!!!mazurka_id:			mazurka30-2
!!!mazurka_title:		Mazurka in B Minor, Op. 30, No. 2
!!!performance_beats:		193
!!!performance_duration:	83.26 seconds
!!!performance_avg_tempo:	MM 139.08