Construct a musical arrangement using the specified alphabetical sequence and the given motif as a foundation.
X:1
L:1/8
M:6/8
K:D
['a2 f g2 e f2 d', 'GAB d3 dBe dBA GAB dBA']  
X:1
L:1/8
M:6/8
K:D
 z | a2 f g2 e | f2 d B2 A | a2 f g2 e | f2 d def | a2 f g2 e | f2 d B2 A | GAB dBA | G2 E E2 :| 
 D | GAB d3 | dBe dBA | GAB dBA | B2 e e3 | GAB d3 | dBe dBA | GAB dBA | G2 E E2 :|  