Develop a musical piece incorporating the designated alphabet-based pattern and the supplied melodic theme.
X:1
L:1/8
M:3/4
K:D
['dA .B/(B/B d2) .d/.c/(B A)(B d)f a(b']  
X:1
L:1/8
M:3/4
K:D
 F(G |"D" .A2){e} .d2 dA |"G" .B/(B/B d2) .d/.c/(B |"D" A)(B d)f a(b |"D" .a3) d fa | 
"G"{a} gf e(g f)e |"D" (fe) d(f e)d |"Em" .B/(B/B e2){f} .e/.f/d |"A7" c(e B)(e _B)=B | 
"D" .A/A/(A d2){e} dA |"G" .B/(B/B d2) .d/.c/(B |"D" A)(B d)f a(b |"D" .a3) d fa | 
"G"{a} gf e(g f)e |"D" (fe) d(c B)(_B |"A" .A/)A/(A f2) .f/.f/(e |1 d3) A FG :|2"D"{e} d3 e fg |: 
"D" a2{b} .a/.a/f d(f |"G"{g} e)(d c)(e B)_B |"D" .A/.A/A FA df |"A" e2 .e/.e/^d ef | 
"G"{a} gf e{a}g fe |"D"{g} fe df ed |"Em" .B/.B/(B e2){f} .e/.f/d |"A" .c/.d/e ef{a} ge | 
"D" a2{b} .a/.a/f d(f |"G"{g} e)(d c)(e B)_B |"D" .A/.A/A FA dc |"G"{Bc} B3 _B A(G | 
"D" .F/).G/(A d)f af |"Em" ed ce B_B |"A" .A/.A/A f2 .g/.g/e |1 d3 e fg :|2 d4 FG ||  