A man in a white button up shirt smiling and laughing at the camera.
A man smiles and laughs at the camera.
Smiling and laughing and smiles and laughs are different conjunctions of verbs.
exists e1 e2 s1 x1 x2 x3 x4 x5 x6.(n_camera(x6) & a_topic(x1) & at(e2,x6) & Actor(e2,x5) & v_laugh(e2) & (x1 = x5) & Actor(e1,x4) & v_smile(e1) & (x1 = x4) & up(x1,x3) & n_shirt(x3) & in(x1,x2) & n_button(x2) & a_white(s1) & Theme(s1,x2) & n_man(x1))
exists e2 e1 x1 x2 x3.(n_camera(x3) & at(e2,x3) & Actor(e2,x2) & v_laugh(e2) & n_man(x2) & Actor(e1,x1) & v_smile(e1) & n_man(x1))