Gowned medical professionals observe surgery on a partially-draped patient.
Medical professionals are playing bingo
The professionals can not be playing bingo and observing surgery at the same time.
exists e1 s1 s2 s3 x1 x2 x3.(on(e1,x3) & n_patient(x3) & a_partially-draped(s3) & Theme(s3,x3) & Theme(e1,x2) & Actor(e1,x1) & v_observe(e1) & n_surgery(x2) & n_professional(x1) & a_medical(s2) & Theme(s2,x1) & a_gowned(s1) & Theme(s1,x1))
exists e1 s1 x1 x2.(Theme(e1,x2) & Actor(e1,x1) & v_play(e1) & n_bingo(x2) & n_professional(x1) & a_medical(s1) & Theme(s1,x1))