premise: The indian's are performing a sacred dance.
hypothesis: The Indians are building sand castles.
explanation_1: If the Indians are performing a sacred dance, then they are not building sand castles.
explanation_2: If they are performing a sacred dance, they cannot be building sand castles.
explanation_3: The Indians cannot be building sand castles and performing a sacred dance simultaneously.
premise_logic: exists e1 s1 x1 x2 x3.(n_'s(x1) & of(x1,x2) & n_indian(x2) & Theme(e1,x3) & Actor(e1,x1) & v_perform(e1) & n_dance(x3) & a_sacred(s1) & Theme(s1,x3))
hypothesis_logic: exists e1 x1 x2 x3.(ne_nam_indians(x1) & Theme(e1,x2) & Actor(e1,x1) & v_build(e1) & n_castle(x2) & of(x2,x3) & n_sand(x3))
premise_sim: exists e1 s1 x1 x2 x3.(v_perform(e1) & of(x1,x2) & n_indian(x2) & n_dance(x3) & n_'s(x1) & a_sacred(s1) & Theme(s1,x3) & Theme(e1,x3) & Actor(e1,x1))
hypothesis_sim: exists e1 x1 x2 x3.(v_build(e1) & of(x2,x3) & ne_nam_indians(x1) & n_sand(x3) & n_castle(x2) & Theme(e1,x2) & Actor(e1,x1))