A group of people in blue clothing relax on yellow machinery.
A group of people in clothing relax.
people in blue clothing relax can also be said as   people in clothing relax.
exists e1 s1 s2 x1 x2 x3 x4.(on(e1,x4) & n_machinery(x4) & a_yellow(s2) & Theme(s2,x4) & Actor(e1,x1) & v_relax(e1) & of(x1,x2) & in(x2,x3) & n_clothing(x3) & a_blue(s1) & Theme(s1,x3) & n_people(x2) & n_group(x1))
exists e1 x1 x2 x3.(Actor(e1,x1) & v_relax(e1) & of(x1,x2) & in(x2,x3) & n_clothing(x3) & n_people(x2) & n_group(x1))