Der Waffenschmied
Der Waffenschmied ( The Armourer ) is an opera ( Singspiel ) in three acts by Albert Lortzing . 
<triplet> Der Waffenschmied <subj> opera <obj> instance of <subj> Albert Lortzing <obj> composer <triplet> Singspiel <subj> opera <obj> subclass of <triplet> Albert Lortzing <subj> opera <obj> genre