A performing wearing a white shirt is standing among a crowd of fans.
Tim Mcgraw standing in a crowd of his fans.
A performing (presumably a performer) cannot be inferred to be Tim McGraw.
exists e2 e1 s1 x1 x2 x3 x4 x5.(among(e2,x4) & of(x4,x5) & n_fan(x5) & n_crowd(x4) & Actor(e2,x1) & v_stand(e2) & Theme(e1,x3) & Actor(e1,x2) & v_wear(e1) & n_shirt(x3) & a_white(s1) & Theme(s1,x3) & (x1 = x2) & n_perform(x1))
exists x1 x2 x3 x4 x5.(a_topic(x1) & in(x1,x4) & of(x4,x5) & n_fan(x5) & of(x5,x2) & n_male(x2) & n_crowd(x4) & n_standing(x1) & (x1 = x3) & ne_per_mcgraw(x3) & (x1 = x2) & ne_per_tim(x2))