Baltimore and Potomac Railroad Station
It was in this train station that United States President James A . Garfield was assassinated by Charles Guiteau . 
<triplet> James A. Garfield <subj> United States President <obj> position held <subj> Charles Guiteau <obj> killed by <triplet> assassinated <subj> Charles Guiteau <obj> perpetrator <triplet> Charles Guiteau <subj> assassinated <obj> significant event