premise: A person in full astronaut suit and gear trains in an underwater lab as a scuba diver assists.
hypothesis: An astronaut training underwater.
explanation_1: For an astronaut train underwater, he must use the full astronaut suit and gear.
explanation_2: A person in full astronaut suit is inferred as An astronaut and trains in an underwater lab training underwater.
explanation_3: Training underwater is just to simulate the weightlessness of space.
premise_logic: exists s1 s2 x1 x2 x3 x4 x5 x6 x7 x8 x9 x10.(a_topic(s1) & subset_of(x4,s1) & in(x4,x6) & as(x6,x8) & n_assist(x8) & of(x8,x10) & n_diver(x10) & of(x8,x9) & n_scuba(x9) & n_lab(x6) & of(x6,x7) & n_underwater(x7) & n_train(x4) & of(x4,x5) & n_gear(x5) & subset_of(x1,s1) & in(x1,x2) & n_suit(x2) & of(x2,x3) & n_astronaut(x3) & a_full(s2) & Theme(s2,x2) & n_person(x1))
hypothesis_logic: exists s1 x1 x2.(a_topic(x1) & n_underwater(x1) & of(x1,x2) & n_training(x2) & a_astronaut(s1) & Theme(s1,x1))
premise_sim: exists s1 s2 x1 x2 x3 x4 x5 x6 x7 x8 x9 x10.(subset_of(x4,s1) & subset_of(x1,s1) & of(x8,x9) & of(x8,x10) & of(x6,x7) & of(x4,x5) & of(x2,x3) & n_underwater(x7) & n_train(x4) & n_suit(x2) & n_scuba(x9) & n_person(x1) & n_lab(x6) & n_gear(x5) & n_diver(x10) & n_astronaut(x3) & n_assist(x8) & in(x4,x6) & in(x1,x2) & as(x6,x8) & a_topic(s1) & a_full(s2) & Theme(s2,x2))
hypothesis_sim: exists s1 x1 x2.(of(x1,x2) & n_underwater(x1) & n_training(x2) & a_topic(x1) & a_astronaut(s1) & Theme(s1,x1))