("petrucci-c3" . ("clefs.petrucci.c3" 0 0))
("petrucci-c4" . ("clefs.petrucci.c4" 2 0))
("petrucci-c5" . ("clefs.petrucci.c5" 4 0))
("petrucci-c3" . ("clefs.petrucci.c3" 0 0))
("petrucci-c4" . ("clefs.petrucci.c4" 2 0))
("petrucci-c5" . ("clefs.petrucci.c5" 4 0))