A man is sitting at a bank of computers while wearing a headset.
The man is in his car
The man cannot be in his car and sitting at a bank of computers simultaneously.
exists e2 e1 x1 x2 x3 x4.(while(e1,e2) & Theme(e2,x4) & Actor(e2,x1) & v_wear(e2) & n_headset(x4) & at(e1,x2) & of(x2,x3) & n_computer(x3) & n_bank(x2) & Actor(e1,x1) & v_sit(e1) & n_man(x1))
exists p1 x1 x2.(n_car(x2) & of(x2,x1) & n_male(x1) & n_man(x1) & in(x1,x2))