Compose a musical piece utilizing the given motif as the foundation while maintaining the required musical form.
X:1
L:1/8
Q:1/2=80
M:2/2
K:Bb
['F2 B4 B,2 d2 cBAG FEDC B,DFA', 'AB c4 C2 f2 edcB AGFE DEFG'  
X:1
L:1/8
Q:1/2=80
M:2/2
K:Bb
 F2 | B4 B,2 d2 | cBAG FEDC | B,DFA Bdfb | gedc Bcde | fBAB GFTED | EG c4 TB2 |{B} A2 GF BGF=E | 
{G} F6 :: AB | c4 C2 f2 | edcB AGFE | DEFG ABcd | BAG^F GABc | d4 ecBA | dBAG ^FAce | d^fgB Agfa | 
 g6 (ga/b/) | fdef dBAB | GFED EGBd | ecAF dBGE | cAFD CDFA | B4 dcBA | Bcde fgab | fgfe dcBA | 
 B6 :|  