A mother and son read a book about dinosaurs together.
The boy is in his bed while his mother reads to him.
A mother and son can read a book together in many different settings, not only while the son is in his bed
exists e1 s1 x1 x2 x3 x4 x5.(a_together(s1) & Manner(e1,s1) & Theme(e1,x4) & Actor(e1,x1) & v_read(e1) & about(x4,x5) & n_dinosaur(x5) & n_book(x4) & n_son(x3) & n_mother(x2) & subset_of(x3,x1) & subset_of(x2,x1))
exists p1 p2 x1 x2 x3.(n_male(x1) & n_male(x1) & n_male(x1) & n_mother(x3) & of(x3,x1) & n_bed(x2) & of(x2,x1) & n_boy(x1) & exists e1.(to(e1,x1) & Actor(e1,x3) & v_read(e1)) & while(p1,p2) & in(x1,x2))