Oshikimo ran away by sliding on his butt. A move that a child with a pointy stick could stop. Ja let him run, fine, but the guardsmen just stepped out of the way?
Sure Mr. Bad Guy, just slide into home plate here, and we'll let you run for a bit before we start chasing you.
I've been enjoying this so far, but that pushes even my level of suspension of disbelief, and I'm one of the 6 people who actually liked The Last Jedi. That alone should tell you how strong my talent for deluding myself is.