Craft a musical piece in accordance with the designated structure and theme.
X:1
L:1/8
Q:1/4=150
M:4/4
K:D
['B ADFD ADFB ADFA F/F/F GB ADFD', 'd A defd geaf gefd e/e/e eB'  
X:1
L:1/8
Q:1/4=150
M:4/4
K:D
 B | ADFD ADFB | ADFA F/F/F GB | ADFD ABde | f>dg>e d/d/d d :: A | defd geaf | gefd e/e/e eB | 
 defd eBdA | cAdF D/D/D D :|  