A man is attempting a skateboard trick.
The woman are reading at a book club.
Skateboard and reading are different activity. Man and woman are different gender.
exists e1 x1 x2 x3.(Theme(e1,x2) & Actor(e1,x1) & v_attempt(e1) & n_trick(x2) & of(x2,x3) & n_skateboard(x3) & n_man(x1))
exists e1 x1 x2 x3.(n_woman(x1) & at(e1,x2) & n_club(x2) & of(x2,x3) & n_book(x3) & Actor(e1,x1) & v_read(e1))