A group of male and female bicyclists ride down a street on a sunny day.
Some people were sitting in the yard at a house party.
One cannot be sitting and riding at the same time
exists e1 s1 s2 x1 x2 x3 x4 x5.(on(e1,x5) & n_day(x5) & a_sunny(s2) & Theme(s2,x5) & down(e1,x4) & n_street(x4) & Actor(e1,x1) & v_ride(e1) & of(x1,x2) & n_bicyclist(x2) & a_female(s1) & Theme(s1,x2) & of(x2,x3) & n_male(x3) & n_group(x1))
exists e1 x1 x2 x3 x4.(n_yard(x2) & at(e1,x3) & n_party(x3) & of(x3,x4) & n_house(x4) & in(e1,x2) & Actor(e1,x1) & v_sit(e1) & n_people(x1))