A male is sitting in a chair with a blue surgical mask on.
a man is about to perform surgery
Just because the man is wearing a surgical mask doesn't mean that he is about to perform surgery.
exists e1 s1 s2 s3 x1 x2 x3.(a_on(s3) & Manner(e1,s3) & with(e1,x3) & n_mask(x3) & a_surgical(s2) & Theme(s2,x3) & a_blue(s1) & Theme(s1,x3) & in(e1,x2) & n_chair(x2) & Actor(e1,x1) & v_sit(e1) & n_male(x1))
exists p1 s1 x1.(Topic(s1,p1) & Actor(s1,x1) & a_about(s1) & exists e1 x2.(Theme(e1,x2) & Actor(e1,x1) & v_perform(e1) & n_surgery(x2)) & n_man(x1))