A beach with a blue flag in the ground on a clear day with groups of people walking along the water, one man with a wakeboard.
People are at the beach.
Groups of people walking along the water must be there.
exists e1 s1 s2 x1 x2 x3 x4 x5 x6 x7 x8 x9 x10.(n_water(x8) & n_ground(x3) & a_topic(x1) & with(x1,x2) & in(x2,x3) & on(x3,x4) & with(x4,x5) & of(x5,x6) & with(e1,x10) & n_wakeboard(x10) & along(e1,x8) & rel(x8,x9) & n_man(x9) & card_eq_1(x9) & Actor(e1,x7) & v_walk(e1) & (x6 = x7) & n_people(x6) & n_group(x5) & n_day(x4) & a_clear(s2) & Theme(s2,x4) & n_flag(x2) & a_blue(s1) & Theme(s1,x2) & n_beach(x1))
exists p1 x1 x2.(n_beach(x2) & at(x1,x2) & n_people(x1))