a ship
... that in 1863, the Union Navy built a ship with an outhouse serving as the pilothouse?
... that in 1863, the <a href="./Union_Navy" id="mwBpc" rel="mw:WikiLink" title="Union Navy">Union Navy</a> built <b id="mwBpg"><a href="./Black_Terror_(ship)" id="mwBpk" rel="mw:WikiLink" title="Black Terror (ship)">a ship</a></b> with an outhouse serving as the <a href="./Bridge_(nautical)" id="mwBpo" rel="mw:WikiLink" title="Bridge (nautical)">pilothouse</a>?