| http://www.w3.org/ns/prov#value | - Start at sunrise (5:37 AM) and finish by sunset (8:38 PM) ??? 15 hours of sunlight on the longest day of the year. ???For even the seasoned fast trail runner, completion in daylight may be beyond normal capabilities (doable perhaps only by speedy mountain goats brandishing a machete)???, so, there is an option to include civil twilight (5:04 AM start and 9:11 PM finish for 16:06 total time).
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