chain boat
... that a chain boat was a European river craft in the late 19th century that used a chain on the riverbed to haul itself and a string of barges?
... that a <b id="mwBlE"><a href="./Chain_boat" id="mwBlI" rel="mw:WikiLink" title="Chain boat">chain boat</a></b> <i id="mwBlM">(example pictured)</i> was a European <a class="mw-redirect" href="./River_craft" id="mwBlQ" rel="mw:WikiLink" title="River craft">river craft</a> in the late 19th century that used a chain on the <a href="./Stream_bed" id="mwBlU" rel="mw:WikiLink" title="Stream bed">riverbed</a> to haul itself and a string of <a href="./Barge" id="mwBlY" rel="mw:WikiLink" title="Barge">barges</a>?