One man and three women pose for the camera.
Four people are busily working on individual oil paintings in a studio.
One should be still when they pose for the camera.  When working on painting, you are moving and not posing.
exists e1 x1 x2 x3 x4.(n_camera(x4) & for(e1,x4) & Actor(e1,x1) & v_pose(e1) & subset_of(x3,x1) & n_woman(x3) & card_eq_3(x3) & subset_of(x2,x1) & n_man(x2) & card_eq_1(x2))
exists e1 s1 s2 x1 x2 x3 x4.(a_busily(s2) & Manner(e1,s2) & in(e1,x4) & n_studio(x4) & on(e1,x2) & n_painting(x2) & of(x2,x3) & n_oil(x3) & a_individual(s1) & Theme(s1,x2) & Actor(e1,x1) & v_work(e1) & n_people(x1) & card_eq_4(x1))