Old man with glasses works on a loom.
A young man without glasses is looming.
Young is the opposite of old and a man with glasses on can not also be without glasses while working on a loom involves creating something on a device while looming is a style of standing.
exists e1 x1 x2 x3 x4.(on(e1,x4) & n_loom(x4) & Actor(e1,x1) & v_work(e1) & with(x1,x3) & n_glass(x3) & n_man(x1) & (x1 = x2) & ne_nam_old(x2))
exists e1 s1 x1.(Actor(e1,x1) & v_loom(e1) & -exists x2.(with(x1,x2) & n_glass(x2)) & n_man(x1) & a_young(s1) & Theme(s1,x1))