Formulate a musical piece by utilizing the specified motif and alphabet-based structure.
X:1
L:1/8
M:2/2
K:G
['E2 D2', 'Bdd(e/f/) gBdB eBgB eAAc']  
X:1
L:1/8
M:2/2
K:G
 G/>A/ | B2 AG E2 D2 | GBdB eAAB | cBAG E2 D2 | GBdA BG G2 :: c Bdd(e/f/) gBdB | eBgB eAAc | 
 Bdde/f/ gBdB | ef/g/dc BGG>c | Bdd(e/f/) gBdB | eBgB eAAc |{c} B2 AG"^tr" E2 D2 | GBdA BG G2 :|  