A bicyclist sits on a bike while leaning against a gray car and drinking something.
A person is on a bike drinking something.
Leaning on a bike is not same as being in the bike.
exists e1 e2 s1 s2 x1 x2 x3 x4 x5.(while(e1,e2) & a_something(s2) & Manner(e2,s2) & against(e2,x3) & subset_of(x5,x3) & n_drinking(x5) & subset_of(x4,x3) & n_car(x4) & a_gray(s1) & Theme(s1,x4) & Actor(e2,x1) & v_lean(e2) & on(e1,x2) & n_bike(x2) & Actor(e1,x1) & v_sit(e1) & n_bicyclist(x1))
exists p1 s1 x1.(a_something(s1) & Manner(p1,s1) & exists x2 x3.(on(x1,x2) & n_drinking(x2) & of(x2,x3) & n_bike(x3)) & n_person(x1))