Compose a tune following the outlined musical pattern.
'Ternary', 'Sectional: Verse/Chorus/Bridge'  
X:1
L:1/8
Q:1/2=80
M:4/4
K:D
 D2 F<A d2 f<d | B2 d<B A<FFE | E>FGA B2 d<B | A2 d<B A<FED |: A2 F<D B2 B/c/d | E2 GE F>GAg | 
 f>gaf eBcd | c<Ad<B A<FED |: E>FGB E>FGB | EFGe B<GFE | D>EFA D>EFA | D>EFd AFED |:  