A young man looks into the camera while a crowd of people on a busy street pass by.
the man is taking pictures of the old buildings
Not everyone with a  camera is taking pictures of old buildings.
exists e1 s1 s2 s3 x1 x2 x3 x4 x5 x6.(n_camera(x2) & a_by(s3) & Manner(e1,s3) & while(e1,x3) & on(x3,x5) & n_pass(x5) & of(x5,x6) & n_street(x6) & a_busy(s2) & Theme(s2,x5) & of(x3,x4) & n_people(x4) & n_crowd(x3) & into(e1,x2) & Actor(e1,x1) & v_look(e1) & n_man(x1) & a_young(s1) & Theme(s1,x1))
exists e1 s1 x1 x2 x3.(n_building(x3) & a_old(s1) & Theme(s1,x3) & n_man(x1) & Theme(e1,x2) & Actor(e1,x1) & v_take(e1) & of(x2,x3) & n_picture(x2))