Construct harmonious tunes in line with the outlined letter symbolism and the presented thematic component.
X:1
L:1/8
Q:1/8=80
M:4/4
K:none
['|{AGAG} A>B{gcd}c{e}A{gBd} B2{G}']  
X:1
L:1/8
Q:1/8=80
M:4/4
K:none
|: a | A2{GdGe} A>B{gcd}c{e}B{gcd} c2 |{g} ef/g/{ag}a>c{gBd}B{e}A{gAd}A{e}G | 
{g} A2{GdGe} A>B{gcd}c{e}B{gcd}ca |{AGAG} A>B{gcd}c{e}A{gBd} B2{G} A :: 
{g} ef/g/{ag}ag{afg}fe{gde}dc |{g} ef/g/{ag}a>c{gBd}B{e}A{gAd}A{e}G | 
{g} ef/g/{ag}ag{afg}fe{g}f/g/a |{AGAG} A>B{gcd}c{e}A{gBd} B2{G} A :|  