At a skate park one man skateboards, one rides a scooter and 2 men record the skateboarder from below and above him.
The skate park is empty.
The skate park could not be both empty and have one man who skateboards, one who rides a scooter and 2 men who record them.
exists e1 e2 x1 x2 x3 x4 x5 x6 x7 x8 x9 x10 x11 x12 x13 x14 x15 x16 x17 x18 x19 x20 x21 x22 x23.(at(e2,x20) & n_skateboard(x20) & of(x20,x23) & n_man(x23) & card_eq_1(x20) & of(x20,x22) & n_park(x22) & of(x20,x21) & n_skate(x21) & Theme(e2,x16) & Actor(e2,x1) & v_ride(e2) & above(x16,x2) & n_male(x2) & subset_of(x18,x16) & n_record(x18) & of(x18,x19) & n_man(x19) & n_date(x18) & a_date_day_02(x18) & a_date_day_02(x18) & subset_of(x17,x16) & n_scooter(x17) & at(e1,x12) & n_skateboard(x12) & of(x12,x15) & n_man(x15) & card_eq_1(x12) & of(x12,x14) & n_park(x14) & of(x12,x13) & n_skate(x13) & Theme(e1,x7) & Actor(e1,x1) & v_ride(e1) & n_skateboarder(x11) & (x7 = x11) & subset_of(x9,x7) & n_record(x9) & of(x9,x10) & n_man(x10) & n_date(x9) & a_date_day_02(x9) & a_date_day_02(x9) & subset_of(x8,x7) & n_scooter(x8) & from(x3,x2) & subset_of(x5,x3) & n_record(x5) & of(x5,x6) & n_man(x6) & n_date(x5) & a_date_day_02(x5) & a_date_day_02(x5) & subset_of(x4,x3) & n_scooter(x4) & n_below(x2) & n_thing(x1) & card_eq_1(x1))
exists s1 x1 x2.(n_park(x1) & of(x1,x2) & n_skate(x2) & Theme(s1,x1) & a_empty(s1))