premise: Two construction workers sitting around a hole with a third construction worker in it.
hypothesis: Workers are fixing a sewage leak.
explanation_1: Construction workers can be in or near a hole for reasons other than fixing a sewage leak.
explanation_2: Worker could be sitting around and working on hole that could be for any construction, it doesn't indicate a sewage leak.
explanation_3: The workers are not necessarily fixing anything, they could be sitting there on break for example.
premise_logic: exists e1 s1 x1 x2 x3 x4 x5.(with(e1,x4) & in(x4,x1) & n_thing(x1) & n_worker(x4) & of(x4,x5) & n_construction(x5) & a_third(s1) & Theme(s1,x4) & around(e1,x3) & n_hole(x3) & Actor(e1,x1) & v_sit(e1) & n_worker(x1) & of(x1,x2) & n_construction(x2) & card_eq_2(x1))
hypothesis_logic: exists e1 x1 x2 x3.(Theme(e1,x2) & Actor(e1,x1) & v_fix(e1) & n_leak(x2) & of(x2,x3) & n_sewage(x3) & n_worker(x1))