Compose a piece of music using the provided motif and follow the designated alphabet character structure.
X:1
L:1/8
M:4/4
K:D
['A2 FA-', 'f2 df-']  
X:1
L:1/8
M:4/4
K:D
 FG |:"D" A2 FA- AFA^A |"G" B2 GB- BGB^A |"D" A2 FA- AFAF |"A" EFGA"A7" GFED |"D" A2 FA- AFA^A | 
"G" B2 GB- BGB^A |"D" AdcB"A7" AGFE |"D" DD"A"C"D"D- D2 z A ::"D" f2 df- fd d2 |"G" dggf gfed | 
"D" f2 df- fdfe |"A" ce-ec eAce |"D" f2 df- fd d2 |"G" dggf gfed |"D" ABcd"A7" egfe | 
"D" f2 d(cd)c BA :|  