▁st yl ings ▁and ▁the ▁consistent ▁use ▁of ▁stated , ▁ex changed ▁and ▁rec ap it ulated ▁musical ▁them es ▁ex changed ▁between ▁instruments ) ▁ ▁use ▁of ▁classical , ▁br ass ▁band ▁and ▁per cussion - section ▁instrument ation ▁not ▁generally ▁associated ▁with ▁rock ▁music ▁ ▁However , ▁it ▁has ▁been ▁noted ▁that ▁in ▁spite ▁of ▁the ▁compar atively ▁complex ▁initial ▁sound , ▁Gent le ▁Gi ant ' s ▁music ▁is ▁in ▁fact ▁fairly ▁traditional ▁in ▁terms ▁of ▁harm ony ▁and ▁features ▁relatively ▁few ▁complex ▁ch ords . ▁In ▁common ▁with ▁most ▁ 1 9 7 0 s ▁progress ive ▁rock , ▁Gent le ▁Gi ant ▁compos itions ▁are ▁closer ▁to ▁early ▁ 2 0 th ▁century ▁ne oc lass ic ism ▁than ▁to ▁contemporary ▁classical ▁music ▁( some ▁Gent le ▁Gi ant ▁songs , ▁such ▁as ▁" Black ▁Cat ", ▁" Ex per ience " ▁and ▁" So ▁S inc ere ", ▁do ▁util ise ▁more ▁complicated ▁modern ist ▁harm on ics ). ▁In ▁general , ▁the ▁band ▁re lied ▁on ▁sudden ▁and ▁unexpected ▁compos itional ▁tw ists ▁and ▁turns ▁to ▁stim ulate ▁their ▁audience , ▁including : ▁▁ ▁poly phony ▁ ▁h ocket ing ▁ ▁unusual ▁ch ord ▁progress ions ▁ ▁breaking ▁up ▁and ▁ton ally ▁re - vo icing ▁patterns ▁of ▁initially ▁simple ▁ch ords ▁( with ▁the ▁ch ords ▁subt ly ▁alter ing ▁from ▁repet ition ▁to ▁repet ition ) ▁ ▁acceler ating ▁and ▁dec eler ating ▁duration ▁of ▁musical ▁them es ▁ ▁rapid ▁and ▁frequent ▁key ▁changes