A boy shows his muscle on his arm.
The boy is member of a gymnastics team.
A boy shows his muscle on his arm does not indicate that he is member of a gymnastics team.
exists e1 x1 x2 x3.(Theme(e1,x2) & Actor(e1,x1) & v_show(e1) & on(x2,x3) & n_arm(x3) & of(x3,x1) & n_male(x1) & n_male(x1) & n_muscle(x2) & of(x2,x1) & n_boy(x1))
exists p1 x1.(n_boy(x1) & exists x2 x3 x4.((x1 = x2) & of(x2,x3) & n_team(x3) & of(x3,x4) & n_gymnastics(x4) & n_member(x2)))