premise: Police officer and his motorcycle in a crowd of people at a protest.
hypothesis: A police officer is on his motorcycle.
explanation_1: An officer and his motorcycle in a crowd implies the officer is on his motorcycle.
explanation_2: A police officer always owns a motor cycle during duty.
explanation_3: If police officer is on motorcycle, then he and motorcycle are together.
premise_logic: exists s1 x1 x2 x3 x4 x5 x6.(a_topic(s1) & subset_of(x3,s1) & in(x3,x4) & at(x4,x6) & n_protest(x6) & of(x4,x5) & n_people(x5) & n_crowd(x4) & n_motorcycle(x3) & of(x3,x1) & n_male(x1) & subset_of(x1,s1) & n_officer(x1) & (x1 = x2) & ne_nam_police(x2))
hypothesis_logic: exists p1 x1 x2 x3.(on(x1,x3) & n_motorcycle(x3) & of(x3,x1) & n_male(x1) & n_officer(x1) & of(x1,x2) & n_police(x2))