Design a piece of music by fusing the provided alphabetic indicator and the predetermined tune.
X:1
L:1/4
Q:1/4=80
M:4/4
K:Gdor
['B G', 'd d', 'G2 G/D/ G/A/ B c c A', 'G2 B A G F B c', 'G2 A G F G/F/ B c']  
X:1
L:1/4
Q:1/4=80
M:4/4
K:Gdor
 B G d d | d c (3c/B/A/ G | A B c B | G A G2 || d d d/c/ d | d c (3c/B/A/ G | A B c B | G A G2 || 
 G/D/ G/A/ B c | c A F2 | G G A/B/ A | G F G2 || B A G F | B c d2 | d d A/B/ c | B A G2 || 
 A G F G/F/ | B c d2 | d d A/B/ c | B A G2 |]  