Develop harmonies in line with the preset musical arrangement, integrating the supplied motif.
X:1
L:1/8
M:4/4
K:Dmix
['z D2 FD ADFD Adde fded cAAB', 'd2 fd adfd'  
X:1
L:1/8
M:4/4
K:Dmix
 z | D2 FD ADFD | Adde fded | cAAB c3 d | eaag ed^cd | D2 FA defd | cAAB cdeg | fde^c d2 =cA | 
 BdAG FDD :|[K:D] A | d2 fd adfd | ecAB cdec | d2 fd adfd | cdeg fddA | d2 fd adfd | cdef g2 fg | 
 afge fdec | dBAG FDD :|  