Herzogin Cecilie
Herzogin Cecilie was a German-built four-mast barque ( windjammer ) , named after German Crown Princess Duchess Cecilie of Mecklenburg-Schwerin ( 1886–1954 ) , spouse of Crown Prince Wilhelm of Prussia ( 1882–1951 ) ( "Herzogin" being German for Duchess ) . 
<triplet> Duchess Cecilie of Mecklenburg-Schwerin <subj> Wilhelm of Prussia <obj> spouse <triplet> Wilhelm of Prussia <subj> Duchess Cecilie of Mecklenburg-Schwerin <obj> spouse