premise: A choir practicing in a church.
hypothesis: A choir is preparing to sing for a wedding.
explanation_1: A choir practicing cannot be implied to be preparing to sing, or preparing to sing for a wedding.
explanation_2: A choir practicing in a church doesn't necessarily mean they are going to sing for a wedding.
explanation_3: Just because a choir is "practicing" something does not necessarily mean they are practicing singing.  Just because a choir is practicing in a church does not mean they are practicing for a wedding
premise_logic: exists x1 x2 x3.(a_topic(x1) & in(x1,x3) & n_church(x3) & n_practicing(x1) & of(x1,x2) & n_choir(x2))
hypothesis_logic: exists e1 p1 x1.(Topic(e1,p1) & Actor(e1,x1) & v_prepare(e1) & exists e2 x2.(for(e2,x2) & n_wedding(x2) & Actor(e2,x1) & v_sing(e2)) & n_choir(x1))
premise_sim: exists x1 x2 x3.(of(x1,x2) & n_practicing(x1) & n_church(x3) & n_choir(x2) & in(x1,x3) & a_topic(x1))
hypothesis_sim: exists e1 p1 x1.(v_prepare(e1) & n_choir(x1) & exists e2 x2.(v_sing(e2) & n_wedding(x2) & for(e2,x2) & Actor(e2,x1)) & Topic(e1,p1) & Actor(e1,x1))