Three ladies are conducting scientific research.
three scientists are looking for the cure for ebola
The three ladies are necessarily scientists and just because they're conducting research it doesn't mean they're looking for the cure for ebola.
exists e1 s1 x1 x2.(Theme(e1,x2) & Actor(e1,x1) & v_conduct(e1) & n_research(x2) & a_scientific(s1) & Theme(s1,x2) & n_lady(x1) & card_eq_3(x1))
exists e1 x1 x2 x3.(n_cure(x2) & for(e1,x2) & for(x2,x3) & n_ebolum(x3) & Actor(e1,x1) & v_look(e1) & n_scientist(x1) & card_eq_3(x1))