Construct a melodic piece using the designated alphabetic pattern and the provided musical theme.
X:1
L:1/8
M:2/4
K:Ab
['A2 c2', 'B3 c', 'EE CE Ac e2 e=d Bc']  
X:1
L:1/8
M:2/4
K:Ab
"^A""^bestimmt" E2 | (A2 A/)B/c/d/ | e3 c | e/=d/B/(c/ c2) | A2 c2 | E4 | CE Ac | B2 d2 | E4 | 
 DE cB | A2 c2 | (E4 | !breath!E2) E2 | (A2 A/)B/c/d/ | e3 c | e/=d/B/(c/ c2) | A2 c2 | E4 | 
 CE Ac | B2 d2 | E4 | e3 =d | B c3 | (!fermata!A4 | A2) ||[M:3/4]"^B""^LA$?ndlertempo" c2 e=d | 
 B3 c E2 | B2 e=d Bc | A3 B c2 | E3 C Ec | B3 c d2 | E3 e cB | A3 G AB | (c6 | !breath!c2) c2 e=d | 
 B3 c E2 | B2 e=d Bc | A3 B c2 | E3 C Ec | B3 c d2 | E2"^rit." c2 B2 | !fermata!A6 || 
[M:3/4]"^C" E2 EE EE | CE Ac e2 | e=d Bc BE | AG AB c2 | E2 EE EE | CE Ac e2 | e=d Bc BE | A6 | 
 E2 EE EE | CE Ac e2 | e=d Bc BEAG AB c2 | E2 EE EE | CE Ac e2 | e=d Bc BE | !fermata!A6 |]  