ro ▁moder ato ▁in ▁G ▁minor ▁Sch er zo ▁in ▁D ▁minor , ▁T rio ▁in ▁D ▁major ▁L argo ▁in ▁B - flat ▁major ▁Finale . ▁Al leg ro ▁in ▁G ▁minor , ▁ending ▁in ▁G ▁major ▁ ▁It ▁takes ▁around ▁ 3 0 ▁minutes ▁to ▁perform . ▁ ▁Media ▁ ▁References ▁ ▁Notes ▁ ▁S ources ▁ ▁External ▁links ▁▁▁▁▁ ▁Category : Com pos itions ▁by ▁Fr éd éric ▁Ch op in ▁Ch op in ▁Category : 1 8 4 6 ▁compos itions ▁Category : Com pos itions ▁in ▁G ▁minor <0x0A> </s> ▁Am ur ▁class ▁is ▁a ▁class ▁of ▁Russian ▁river ▁passenger ▁ships . ▁It ▁is ▁named ▁after ▁the ▁first ▁ship ▁in ▁the ▁class ▁Am ur , ▁which ▁in ▁her ▁turn ▁was ▁named ▁after ▁Am ur ▁River . ▁ ▁Two - deck ▁cru ise ▁ships ▁manufact ured ▁by ▁Österreich ische ▁Schiff swer ften ▁AG ▁at ▁their ▁ship yard ▁in ▁Kor ne ub urg , ▁Austria ▁in ▁ 1 9 6 0 . ▁ ▁River ▁cru ise ▁ships ▁of ▁the ▁Aust rian ▁project ▁Q - 0 0 3 ▁ ▁Over view ▁ ▁See ▁also ▁ ▁List ▁of ▁river ▁cru ise ▁ships ▁ ▁Val er ian ▁K uy b ys he v - class ▁motor ship ▁ ▁Ros si ya - class ▁motor ship ▁( 1 9 5 2 ) ▁ ▁Ros si ya - class ▁motor ship ▁( 1 9 7 3 ) ▁ ▁Anton ▁Che kh ov - class ▁motor ship ▁ ▁Vladimir ▁I ly ich - class ▁motor ship