A boy sitting in water.
A boy is partially immersed in the water.
partially immersed resembles sitting
exists e1 x1 x2 x3.(a_topic(x1) & in(e1,x3) & n_water(x3) & Actor(e1,x2) & v_sit(e1) & (x1 = x2) & n_boy(x1))
exists e1 s1 x1 x2.(n_water(x2) & a_partially(s1) & Manner(e1,s1) & in(e1,x2) & Theme(e1,x1) & v_immerse(e1) & n_boy(x1))