Andreas Hallén
Johan Andreas Hallén ( 22 December 1846 – 11 March 1925 ) was a Swedish Romantic composer , conductor and music teacher , primarily known for his operas , which were heavily influenced by Richard Wagner’s music dramas . 
<triplet> Andreas Hallén <subj> 22 December 1846 <obj> date of birth <subj> 11 March 1925 <obj> date of death <subj> opera <obj> genre <triplet> Richard Wagner <subj> opera <obj> field of work