Develop a tune that adheres to the predetermined chord sequence.
'D', 'Gm', 'Cm', 'F', 'Bb', 'Gm', 'Cm', 'D', 'Cm', 'D', 'D', 'Cm', 'D', 'D', 'Gm', 'D', 'D', 'Cm', 'D'  
X:1
L:1/8
M:7/8
K:Gmin
"^Vocal:""D" ^F3 GF E2 | D7- | D7 | [AF]2 [cA] [BG][AF] [GE][FD]/[GE]/ | [AF]7 |: 
"Gm" [dB]2 [dB] [dB]2 [dB]2 | [dB][cA][dB]"Cm" [ec]2 [ec][dB] |"F" [cA]2 [cA] [cA]2 [cA]2 | 
 [cA][BG][cA]"Bb" [dB]2 z2 |"Gm" [BG]2 [BG] [BG]2 [cA][dB] |"Cm" [ec]2 [dB] [cA]2 [BG]2 | 
"D" [AF]2 [AF] [BG][AF] [BG][cA] | [AF]2 [cA]"Cm" [BG][AF] [GE]2 |"D" [^FD]7- | [FD]7 :: 
"^Instrumental interlude:""D" ABG A2 G^F | ^FGE F2 ED |1 DEC DE ^FG | ABG A2 z2 :|2 
"Cm" DEC DE ^FC |"D" D7- | D7 |]:"^Alternate interlude:""D" c2 d cB A2 |"Gm" B2 c BA G2 | 
"D" ^F2 G AB AG |1"D" ^F2 G A2 z2 :|2"Cm" ^F2 E"D" D4 |]  