Construct musical melodies following the designated letter arrangement and the given motif.
X:1
L:1/8
M:2/4
K:F
['F>GA>B c2 c2 d2 b>g (fe)(dc) f2', 'z B A>GA>f |{B} A2 GF G>FG>A']  
X:1
L:1/8
M:2/4
K:F
 F>GA>B | c2 c2 | d2 b>g | (fe)(dc) | f2 fe | (ed)(dc) | c2 z :: B | A>GA>f |{B} A2 GF | G>FG>A | 
 B2 B>d | dcAc | cBAG | F2 z :|  