A man rides on his bike with one hand and holds a drink with the other.
A man rides his bike while drinking a Coke.
A drink can  refer to many possible beverages not just Coke
exists e1 e2 x1 x2 x3 x4 x5 x6.(n_other(x6) & with(e2,x6) & Theme(e2,x5) & Actor(e2,x4) & v_hold(e2) & n_drink(x5) & n_man(x4) & on(e1,x2) & with(x2,x3) & n_hand(x3) & card_eq_1(x3) & n_bike(x2) & of(x2,x1) & n_male(x1) & Actor(e1,x1) & v_ride(e1) & n_man(x1))
exists e1 e2 x1 x2 x3.(while(e1,e2) & Theme(e2,x3) & Actor(e2,x1) & v_drink(e2) & n_coke(x3) & Theme(e1,x2) & Actor(e1,x1) & v_ride(e1) & n_bike(x2) & of(x2,x1) & n_male(x1) & n_man(x1))