Develop tuneful melodies adhering to the specified letter notation and including the supplied thematic aspect.
X:1
L:1/4
Q:1/8=4
M:2/4
K:G
['d d/d/4c/4 B/B/ B/G/', 'B/B/ G A/A/ B/G/ A/A/ G d', 'B d', 'B d']  
X:1
L:1/4
Q:1/8=4
M:2/4
K:G
"^Intro" d g"^A" |:"G" d/d/4c/4 B/B/ |"D" A/4B/4c/4A/4"G" B/G/ |"G" d/d/4c/4 B/B/ | 
"D" A/4B/4c/4A/4"G" G ::"^B""Am" A/A/4A/4"D" A/A/ | d/4c/4B/4A/4"G" B/G/ |"Am" A/A/4A/4"D" A/A/ | 
 d/4c/4B/4A/4"G" G :| |]1"G" d g ||2"G" d B | d g ||3"G" d B | d B | d g ||4"G" d B | d B | d B | 
 d g ||5"G" d B | d B | d B | d B | d g ||6"G" d B | d B | d B | d B | d B | d g ||7"G" d B | d B | 
 d B | d B | d B | d B | d g |]  