Construct a musical work following the provided guidelines and thematic elements.
X:1
L:1/4
M:4/4
K:Eb
['E/G/ B3/2 A/ G c B/>A/ G']  
X:1
L:1/4
M:4/4
K:Eb
 E/G/ | B3/2 A/ G c | B/>A/ G z E/G/ | B3/2 A/ G c | B/>A/ G z E/F/ | G E E G | B F/F/ F F | 
 G E E G | B F/G/ E |]  