premise: man doing carpentry or construction on top of an unfinished building.
hypothesis: The man didn't know if he was a construction worker or carpenter.
explanation_1: What someone is working on has know correlation to how they didn't know their title.
explanation_2: The man  can be doing carpentry or construction doesn't have to be a construction worker or carpenter, he could be a DIY'er.
explanation_3: Just because doing carpentry or construction does not mean he is a construction worker or carpenter.
premise_logic: exists e1 s1 x1 x2 x3 x4 x5.(a_topic(x1) & on(e1,x4) & of(x4,x5) & n_building(x5) & a_unfinished(s1) & Theme(s1,x5) & n_top(x4) & Theme(e1,x3) & Actor(e1,x2) & v_do(e1) & (n_carpentry(x3) | n_construction(x3)) & (x1 = x2) & n_man(x1))
hypothesis_logic: exists x1.(n_male(x1) & n_man(x1) & -exists e1 p1.(Topic(e1,p1) & Actor(e1,x1) & v_know(e1) & exists p2 x2.((x1 = x2) & (exists x3.(n_worker(x2) & of(x2,x3) & n_construction(x3)) | n_carpenter(x2)))))
premise_sim: exists e1 s1 x1 x2 x3 x4 x5.(v_do(e1) & on(e1,x4) & of(x4,x5) & n_top(x4) & n_man(x1) & n_building(x5) & a_unfinished(s1) & a_topic(x1) & Theme(s1,x5) & Theme(e1,x3) & Actor(e1,x2) & (x1 = x2) & (n_construction(x3) | n_carpentry(x3)))
hypothesis_sim: exists x1.(n_man(x1) & n_male(x1) & all e1 p1.(all x2.((all x3.(-of(x2,x3) | -n_worker(x2) | -n_construction(x3)) | -(x1 = x2)) & (-n_carpenter(x2) | -(x1 = x2))) | -v_know(e1) | -Topic(e1,p1) | -Actor(e1,x1)))