Craft music utilizing the alphabetic representation of the designated musical pattern and the given melodic theme.
X:1
L:1/8
M:2/4
K:Bbmin
['AB Bc e2 dc d3 e', 'dc dc B2 cB A2 B3']  
X:1
L:1/8
M:2/4
K:Bbmin
 AB Bc | e2 dc | d3 e | ge dc | AB Bc | e2 dc | d3 e | fe dc |: dc B2 | cB A2 | B3 A | e2 dc | 
 dc B2 | cB A2 | B3 f | B2 B2 :|  