old men in striped shirts holding flags
The men are war veterans.
The old men holding flags do not have to be war veterans - not all old men are veterans, and not all veterans hold flags and wear striped shirts.
exists e1 s1 s2 x1 x2 x3 x4.(a_topic(x1) & Theme(e1,x4) & Actor(e1,x3) & v_hold(e1) & n_flag(x4) & (x1 = x3) & in(x1,x2) & n_shirt(x2) & a_striped(s2) & Theme(s2,x2) & n_man(x1) & a_old(s1) & Theme(s1,x1))
exists p1 x1.(n_man(x1) & exists x2 x3.((x1 = x2) & n_veteran(x2) & of(x2,x3) & n_war(x3)))