JFK Airport
... that the 3.5 miles (5.6 km) separating the New York City Subway's JFK Airport and Broad Channel stations is the longest distance between two consecutive stations in the system?
... that the <span about="#mwt59" data-mw='{"parts":[{"template":{"target":{"wt":"convert","href":"./Template:Convert"},"params":{"1":{"wt":"3.5"},"2":{"wt":"mi"},"3":{"wt":"km"}},"i":0}}]}' id="mwBa4" typeof="mw:Transclusion">3.5 miles (5.6</span><span about="#mwt59" typeof="mw:Entity"> </span><span about="#mwt59">km)</span> separating the New York City Subway's <b id="mwBa8"><a class="mw-redirect" href="./Howard_Beach–JFK_Airport_(IND_Rockaway_Line)" id="mwBbA" rel="mw:WikiLink" title="Howard Beach–JFK Airport (IND Rockaway Line)">JFK Airport</a></b> and <a class="mw-redirect" href="./Broad_Channel_(IND_Rockaway_Line)" id="mwBbE" rel="mw:WikiLink" title="Broad Channel (IND Rockaway Line)">Broad Channel</a> stations is the longest distance between two consecutive stations in the system?