A man in checkered pants black jacket and a checkered hat is holding a waiters tray.
A man is currently working
Holding a waiters tray does not necessarily imply a man is currently working.
exists e1 s1 s2 s3 x1 x2 x3 x4 x5 x6 x7 x8.(Theme(e1,x7) & Actor(e1,x1) & v_hold(e1) & n_tray(x7) & of(x7,x8) & n_waiter(x8) & subset_of(x6,x1) & n_hat(x6) & a_checkered(s3) & Theme(s3,x6) & subset_of(x2,x1) & in(x2,x3) & Time(s2,x5) & n_jacket(x5) & Theme(s2,x4) & a_black(s2) & (x3 = x4) & n_pants(x3) & a_checkered(s1) & Theme(s1,x3) & n_man(x2))
exists e1 s1 x1.(a_currently(s1) & Manner(e1,s1) & Actor(e1,x1) & v_work(e1) & n_man(x1))