The young dancer marches in the parade.
The dancer is home sick
A dancer cannot march in the parade if they are home sick.
exists s1 x1 x2 x3.(n_parade(x3) & n_march(x1) & of(x1,x2) & n_dancer(x2) & a_young(s1) & Theme(s1,x1) & a_topic(x1) & in(x1,x3))
exists p1 x1.(n_dancer(x1) & exists x2 x3.((x1 = x2) & n_sick(x2) & of(x2,x3) & n_home(x3)))