A female waiter is balancing a tray with one hand.
A waiter holded a tray with single hand.
The waiter is balancing the tray because she is only using a single hand
exists e1 s1 x1 x2 x3.(with(e1,x3) & n_hand(x3) & card_eq_1(x3) & Theme(e1,x2) & Actor(e1,x1) & v_balance(e1) & n_tray(x2) & n_waiter(x1) & a_female(s1) & Theme(s1,x1))
exists e1 s1 x1 x2 x3.(with(e1,x3) & n_hand(x3) & a_single(s1) & Theme(s1,x3) & Theme(e1,x2) & Actor(e1,x1) & v_hold(e1) & n_tray(x2) & n_waiter(x1))