A child rides a bicycle in front of a large red brick mansion.
A kid rides a bike in front of his house.
Kid is a synonym for child. Bike is the short term for bicycle. A mansion is technically a house.
exists e1 s1 s2 x1 x2 x3 x4 x5.(Theme(e1,x2) & Actor(e1,x1) & v_ride(e1) & in(x2,x3) & of(x3,x4) & n_mansion(x4) & of(x4,x5) & n_brick(x5) & a_red(s2) & Theme(s2,x4) & a_large(s1) & Theme(s1,x4) & n_front(x3) & n_bicycle(x2) & n_child(x1))
exists e1 x1 x2 x3 x4.(in(e1,x3) & of(x3,x4) & n_house(x4) & of(x4,x1) & n_male(x1) & n_front(x3) & Theme(e1,x2) & Actor(e1,x1) & v_ride(e1) & n_bike(x2) & n_kid(x1))