Assemble a musical composition that combines the featured motif and conforms to the defined alphabetical form.
X:1
L:1/8
M:4/4
K:D
['BA (3Bcd A2', 'fddA dfag fddA (3Bcd eg']  
X:1
L:1/8
M:4/4
K:D
 d/c/ | BA (3Bcd A2 FA | dBcA BF F2 | BA (3Bcd A2 Af | afeg fdd :| e | fddA dfag | fddA (3Bcd eg | 
 fddA defg | afeg fdde | fddA dfag | fddA (3Bcd eg | f2 fd g2 fg | afeg fdd ||  