A person in pink water goggles is blowing bubbles underwater.
A person in water goggles is just learning how to swim.
A person who is underwater is not necessarily learning how to swim.
exists e1 s1 x1 x2 x3 x4 x5.(Theme(e1,x4) & Actor(e1,x1) & v_blow(e1) & n_underwater(x4) & of(x4,x5) & n_bubble(x5) & in(x1,x2) & n_goggles(x2) & of(x2,x3) & n_water(x3) & a_pink(s1) & Theme(s1,x2) & n_person(x1))
exists e1 s1 x1 x2 x3 x4.(a_just(s1) & Manner(e1,s1) & Topic(e1,x4) & Actor(e1,x1) & v_learn(e1) & n_manner(x4) & exists e2 x5.(Actor(e2,x5) & v_swim(e2)) & in(x1,x2) & n_goggles(x2) & of(x2,x3) & n_water(x3) & n_person(x1))