Construct a musical work using the letter-based representation of the specified pattern and the given melodic subject.
X:1
L:1/8
M:2/4
K:Dmix
['FG A>G AB', 'fg a>g f/g/a']  
X:1
L:1/8
M:2/4
K:Dmix
 FG | A>G AB | cD FG | AB cA | GA/G/ FG | A>G AB | cA f>f | ed cA | G2 :| fg | a>g f/g/a | ge fg | 
 a>g f/g/a | g2 fg | a>g f/g/a | ge f>f | ed cA | G2 fg | a>g f/g/a | ge fg | a>g f/g/a | g2 fg | 
 af ge | fd e^c | d^c AF | G2 ||  