A woman in black is explaining a diagram.
A woman is presenting a new project at work.
Explaining a diagram does not necessarily mean presenting a new project.
exists e1 x1 x2 x3.(Theme(e1,x3) & Actor(e1,x1) & v_explain(e1) & n_diagram(x3) & in(x1,x2) & n_black(x2) & n_woman(x1))
exists e1 s1 x1 x2 x3.(Theme(e1,x2) & Actor(e1,x1) & v_present(e1) & at(x2,x3) & n_work(x3) & n_project(x2) & a_new(s1) & Theme(s1,x2) & n_woman(x1))