premise: A man smiles while he holds a newborn in a church pew.
hypothesis: Someone holding their baby is smiling while sitting down.
explanation_1: If the man with a baby is in a church pew then he must be sitting down.
explanation_2: newborn can be inferred as baby.
explanation_3: A man in someone, he is holding a baby which is a rephrasing of newborn.  One has to be sitting down to be in a church pew
premise_logic: exists e1 p1 x1.(exists e2 x2 x3 x4.(in(e2,x3) & n_pew(x3) & of(x3,x4) & n_church(x4) & Theme(e2,x2) & Actor(e2,x1) & v_hold(e2) & n_newborn(x2)) & n_male(x1) & while(e1,p1) & Actor(e1,x1) & v_smile(e1) & n_man(x1))
hypothesis_logic: exists e3 e1 e2 s1 x1 x2 x3.(while(e2,e3) & a_down(s1) & Manner(e3,s1) & Actor(e3,x1) & v_sit(e3) & Actor(e2,x1) & v_smile(e2) & Theme(e1,x3) & Actor(e1,x2) & v_hold(e1) & n_baby(x3) & of(x3,x1) & n_thing(x1) & (x1 = x2) & n_person(x1))