Create a musical piece using the provided alphabetic structure and motif.
X:1
L:1/8
Q:1/8=360
M:12/8
K:D
['AFD F2 D', 'd2 d c2 B']  
X:1
L:1/8
Q:1/8=360
M:12/8
K:D
 B | AFD F2 D E2 F G2 B | AFD F2 D E3 B3 | AFD F2 D E2 F G2 A | Bcd cBA B3 B2 :| A | 
 d2 d c2 B A2 A B2 c | d2 d c2 B A3 B2 c | d2 d c2 B A2 A B3 | AFD F2 D B3 B2 :|  