Compose music pieces conforming to the prescribed pattern and incorporating the provided musical concept.
X:1
L:1/8
M:4/4
K:Dmin
['E D2 Ac', 'f2 F2', 'A2 (GF)(ED) (FA)', '(GF) (f/g/a/)g/ fc dAcF Afed Tc2 BA'  
X:1
L:1/8
M:4/4
K:Dmin
"_Slow" A2 | F3 E D2 Ac | dcAc d2 (d/e/)f | (dc)(BA) f2 A2 | (BA)(GF) G2 (F/G/A) |{G} TF3 E D2 Ac | 
 (dc)(Ac) d2 (c/d/e) | f>gfe de fd | Tc2 AB A2 :: GF | f3 g f2 F2 | (AB)(cd) c2 (BA) | fagf Te3 d | 
 (cd)(ef) g2 (fg) | a2 (g/f/g/a/) f2 F2 | A2 c2{fg} a3 g | Tf3 e (de)(fd) | c2 AB A2 :: A2 | 
 (GF)(ED) (FA) (df) | (eb)(a^c) d3 e | f2 f4 ed | c(B/A/) (B/A/)(G/F/) G2 A2 | (GF)(ED) (FA) (de) | 
 (f/g/f/e/) (d/c/A/c/) d3 e | (f/e/f/g/) (f/g/f/e/) d/f/e/g/ fd | Tc2 (AB) A2 :: (GF) | 
 (f/g/a/)g/ fc dAcF | Afed Tc2 BA | f(g/a/) (b/a/g/f/) Te3 d | efga g2 fg | 
 a(g/f/) g/f/(g/a/) (c<A) TG>F | GA c(d/e/) f>g a/f/g/a/ | fedc (d/f/)(e/g/) fd | Tc2 AB A2 :|  