Design a melodically engaging tune in accordance with the suggested chord progression.
'G', 'Am', 'D7', 'G', 'G', 'A7', 'D', 'A7', 'D', 'A7', 'D', 'A7', 'D', 'D'  
X:1
L:1/8
M:2/4
K:G
"G" DB B>A | AG{/A} G/F/G | DG G>F |"Am" FE{/F} E/D/E | Ec c>B |"D7" BA{/B} A/G/A |1 GF{/G} F/E/F | 
"G" ED{/E} D/^C/D :|2 GF EF |"G" GG GG |:[K:D]"A7" G/F/E/F/ GB |"D" BA{/B} A/G/A | 
"A7" AG{/A} G/F/G |"D" GF{/G} F/E/F |"A7" G/F/E/F/ GB |"D" BA{/B} A/G/A |"A7" G/F/E/D/ CE |1 
"D" DF DG :|2"D" DF D z |]  