Young boy working on project.
Young boy working on a school project.
All boys working on projects are not working on them for school, that detail cannot be inferred from the information.
exists e1 s1 x1 x2 x3.(a_topic(x1) & on(e1,x3) & n_project(x3) & Actor(e1,x2) & v_work(e1) & (x1 = x2) & n_boy(x1) & a_young(s1) & Theme(s1,x1))
exists e1 s1 x1 x2 x3 x4.(a_topic(x1) & on(e1,x3) & n_project(x3) & of(x3,x4) & n_school(x4) & Actor(e1,x2) & v_work(e1) & (x1 = x2) & n_boy(x1) & a_young(s1) & Theme(s1,x1))