A laboratory technician examines a blood sample using a high powered microscope.
The lab tech is drinking the blood sample.
The lab tech can only be either drinking the blood sample, or examines a blood sample.
exists e2 e1 s1 s2 x1 x2 x3 x4 x5.(for(e1,e2) & Theme(e2,x5) & Actor(e2,x1) & v_use(e2) & n_microscope(x5) & a_powered(s2) & Theme(s2,x5) & a_high(s1) & Theme(s1,x5) & Theme(e1,x3) & Actor(e1,x1) & v_examine(e1) & n_sample(x3) & of(x3,x4) & n_blood(x4) & n_technician(x1) & of(x1,x2) & n_laboratory(x2))
exists e1 x1 x2 x3 x4.(n_sample(x3) & of(x3,x4) & n_blood(x4) & n_tech(x1) & of(x1,x2) & n_lab(x2) & Theme(e1,x3) & Actor(e1,x1) & v_drink(e1))