Design a suitable chord progression that aligns with and enriches the provided tune.
|: F | D<G G>A B>A G>F | C<F F>G Ac B/A/G/F/ | G>A B>c d>c B>d | 
 c/B/A/G/ F>A B<G G :: A | B>c d>B f>B d>B | A>c f>d c>A F>A | B>c d>B f>B d>B | 
 c<A F>A B<G G :: f | g2 B>g dg/a/ b>g | f2 c>f cf/g/ a>f | g2 B>g d>c B>d | 
 c/B/A/G/ F>A B<G G :| | A | B<d G>B GB/c/ d>B | A<c F>A FA/B/ c>A | 
 B<d G>B GB/c/ d>B | c<A F>A B<G GA || B<d G>B GB/c/ d>B | A<c F>A FA/B/ c>A | 
 B>d f<b f<d B>d | c/B/A/G/ F>A B<G G |]  
X:1
L:1/8
M:4/4
K:Gmin
|: F |"Gm" D<G G>A B>A G>F |"F" C<F F>G Ac B/A/G/F/ |"Gm" G>A B>c d>c B>d | 
"F" c/B/A/G/ F>A"Gm" B<G G :: A |"Bb" B>c d>B f>B d>B |"F" A>c f>d c>A F>A |"Bb" B>c d>B f>B d>B | 
"F" c<A F>A"Gm" B<G G :: f |"Gm" g2 B>g dg/a/ b>g |"F" f2 c>f cf/g/ a>f |"Gm" g2 B>g d>c B>d | 
"F" c/B/A/G/ F>A"Gm" B<G G :| | A |"Gm" B<d G>B GB/c/ d>B |"F" A<c F>A FA/B/ c>A | 
"Gm" B<d G>B GB/c/ d>B |"F" c<A F>A"Gm" B<G GA ||"Gm" B<d G>B GB/c/ d>B |"F" A<c F>A FA/B/ c>A | 
"Bb" B>d f<b f<d B>d |"F" c/B/A/G/ F>A"Gm" B<G G |]  