premise: A dog chasing a duck in a pond.
hypothesis: A dog is swimming through a pond in pursuit of a duck.
explanation_1: In pursuit is a form of chasing.
explanation_2: Chasing a duck is a rephrasing of in pursuit of a duck.
explanation_3: A dog is swimming chasing a duck in a pond.
premise_logic: exists e1 x1 x2 x3 x4.(a_topic(x1) & in(e1,x4) & n_pond(x4) & Theme(e1,x3) & Actor(e1,x2) & v_chase(e1) & n_duck(x3) & (x1 = x2) & n_dog(x1))
hypothesis_logic: exists e1 x1 x2 x3 x4.(in(e1,x3) & of(x3,x4) & n_duck(x4) & n_pursuit(x3) & through(e1,x2) & n_pond(x2) & Actor(e1,x1) & v_swim(e1) & n_dog(x1))