Some people are standing alone on the beach in their swimsuits.
Some of the people are waiting for their friends to arrive.
The people standing alone does not imply they are waiting for their friends to arrive.
exists e1 s1 x1 x2 x3.(n_swimsuit(x3) & of(x3,x2) & n_thing(x2) & n_beach(x2) & in(e1,x3) & on(e1,x2) & a_alone(s1) & Manner(e1,s1) & Actor(e1,x1) & v_stand(e1) & n_people(x1))
exists e1 p1 x1 x2 x3 x4 x5.(n_friend(x5) & of(x5,x2) & n_thing(x2) & n_people(x4) & n_people(x2) & Topic(e1,p1) & exists e2.(Actor(e2,x1) & v_arrive(e2)) & for(e1,x5) & Actor(e1,x3) & v_wait(e1) & of(x3,x4) & n_thing(x3) & of(x1,x2) & n_thing(x1))