Formulate a musical piece by utilizing the specified motif and alphabet-based structure.
X:1
L:1/16
Q:1/2=50
M:2/2
K:D
['f>e |{de}', 'd(AFA) B(AFA)', "f>e d2(3afd A2(3fdB F2(3dAF D2d'c' b2>a2 bc'd'a"]  
X:1
L:1/16
Q:1/2=50
M:2/2
K:D
 f>e |{de} f2A2A2B2 d2>e2d2>f2 |{def} e2>f2 gfed{de} f2B2B2 f>e |{fe} f2A2A2B2 d2>e2d2 d'c' | 
 b2>a2 ac'd'a f2d2d2 f>e |{de} f2A2A2B2 d2>e2 dfaf | egfa gfed{de} f2B2B2 f>e | 
 f2A2A2B2 d2>e2 dad'c' | b2>a2 gfea f2d2d2 a2 | b>abc' d'2f2 g>fga b2d2 | 
 ed<ef gfed{de} f2A2A2 f>e |{de} f2A2A2B2"^*" d2a2d'2c'2 | b2>g2 bc'd'a f2d2d2 || fe | 
 d.A.F.D .d.A.f.A .e.A.f.A .gfed |{de} g2B2B2 fe dAFD adbd | d'c'/b/ag f>ae>a f2d2d2 ab/c'/ | 
 d'(afa) b(afa) d'(afa) bafa | d'c'ba gfed{de} f2B2B2"^*2" f>e | d(AFA) B(AFA) d(AFA) B(AFA) | 
 d'c'/b/ag f>gfg f2d2d2 || f>e | d2f>d A2d>A F2A>F D2f2 | Tedef gfed{de} f2B2B2 f>e | 
 d2(3afd A2(3fdB F2(3dAF D2d'c' |"^*3" b2>a2 bc'd'a f2d2d2 a2 | b2d'b a2d'a g2e'g f2d'f | 
 e>gf>a g>ef>d{de} f2B2B2 f>e | d2(3afd A2(3fdB F2(3dAF D2d'c' |"^*4" b2>a2 bc'd'a f2d2d2 |]  