It was Schoener who placed the <e1>maps</e1> in a <e2>portfolio</e2> that was later acquired by a German prince and stored in a castle for nearly 400 years.
It was Schoener who
It was Schoener who placed the maps in a portfolio that was later acquired by a German prince and stored in a castle for nearly 400 years.
<triplet> maps <subject> portfolio <object> Entity-Destination(e1,e2)