A female is in a lab looking at a yellow liquid.
The woman is examining a beaker filled with yellow liquid.
The first sentence does not specify that the yellow liquid is in a beaker, or any kind of container.
exists p1 x1.(exists e1 s1 x2 x3 x4.(in(x1,x2) & at(e1,x4) & n_liquid(x4) & a_yellow(s1) & Theme(s1,x4) & Actor(e1,x3) & v_look(e1) & (x2 = x3) & n_lab(x2)) & n_female(x1))
exists e1 e2 s1 x1 x2 x3 x4.(n_woman(x1) & Theme(e2,x2) & Actor(e2,x1) & v_examine(e2) & with(e1,x4) & n_liquid(x4) & a_yellow(s1) & Theme(s1,x4) & Theme(e1,x3) & v_fill(e1) & (x2 = x3) & n_beaker(x2))