Indian lady dancing in the middle.
An Indian lady eats lunch.
Assuming that one can not eat and dance at the same time, the fact that the lady is dancing in Sentence 1 implies that she can not also be eating.
exists s1 x1 x2 x3.(n_middle(x3) & a_topic(x1) & in(x1,x3) & n_dancing(x1) & of(x1,x2) & n_lady(x2) & a_indian(s1) & Theme(s1,x1))
exists e1 s1 x1 x2.(Theme(e1,x2) & Actor(e1,x1) & v_eat(e1) & n_lunch(x2) & n_lady(x1) & a_indian(s1) & Theme(s1,x1))