!!!pid:				pid9096-07
!!!performer:			Jonas
!!!year:			1947
!!!track_duration:		79.652 seconds
!!!mazurka_id:			mazurka30-2
!!!mazurka_title:		Mazurka in B Minor, Op. 30, No. 2
!!!performance_beats:		193
!!!performance_duration:	68.4 seconds
!!!performance_avg_tempo:	MM 169.3