Produce chord progressions to blend with the given tune.
"^A" Gge2 Gec2 |"^tr" B4 D4 | Fdc2 Fed2 | Ggec G4 | Gge2 Gec2 |"^tr" B4 D4 | 
 Fdc2 A2>B2 | c2c2 c2 z2 ::[K:G]"^B" !>!d4 edBG |{/A} f2f2 e2>d2 |{/d} f2f2 e2>d2 | 
{/d} a2a2 g4 | d2^cd edBG |{/A} f2f2 e2>d2 |{/d} f2f2 e2>d2 | g2g2 g2"_>Teil a" z2 :: 
[K:F]"^C" ccc2 fff2 | fee2 e2e2 | BBB2 eee2 | edd2 d2d2 | AAA2 ccc2 | 
 cBB2 B2B2 |1 CEGB e2>d2 | dcAF C4 :|2 CEGB dcBE | F2f2 f2 z2 |]  
X:1
L:1/16
M:2/4
K:C
"^A""C" Gge2 Gec2 |"^tr""G7" B4 D4 | Fdc2 Fed2 |"C" Ggec G4 | Gge2 Gec2 |"^tr""G7" B4 D4 | 
 Fdc2 A2>B2 |"C" c2c2 c2 z2 ::[K:G]"^B""G" !>!d4 edBG |{/A}"D7" f2f2 e2>d2 |{/d} f2f2 e2>d2 | 
{/d}"G" a2a2 g4 | d2^cd edBG |{/A}"D7" f2f2 e2>d2 |{/d} f2f2 e2>d2 |"G" g2g2 g2"_>Teil a" z2 :: 
[K:F]"^C""F" ccc2 fff2 |"C7" fee2 e2e2 | BBB2 eee2 |"F" edd2 d2d2 |"D7" AAA2 ccc2 | 
"Gm" cBB2 B2B2 |1"C7" CEGB e2>d2 |"F" dcAF C4 :|2"C7" CEGB dcBE |"F" F2f2 f2 z2 |]  