Two men sit under a red umbrella while three others stand nearby.
Some people are under umbrella.
"Some people" refer to the three people standing nearby not under the red umbrella.
exists e1 p1 s1 x1 x2.(exists e2 p2 x3.(exists s2.(Theme(s2,x3) & a_nearby(s2)) & Topic(e2,p2) & Actor(e2,x3) & v_stand(e2) & -(x3 = x1) & n_person(x3) & card_eq_3(x3)) & n_person(x1) & while(e1,p1) & under(e1,x2) & n_umbrella(x2) & a_red(s1) & Theme(s1,x2) & Actor(e1,x1) & v_sit(e1) & n_man(x1) & card_eq_2(x1))
exists p1 x1.(exists x2.(under(x1,x2) & n_umbrella(x2)) & n_people(x1))