A man is tying his shoe lace.
A man is learning to tie his shoes.
Tying his shoe does not imply he is still learning.
exists e1 x1 x2 x3.(Theme(e1,x2) & Actor(e1,x1) & v_tie(e1) & n_lace(x2) & of(x2,x3) & n_shoe(x3) & of(x2,x1) & n_male(x1) & n_man(x1))
exists e1 p1 x1 x2.(Topic(e1,p1) & Actor(e1,x1) & v_learn(e1) & exists e2.(Theme(e2,x2) & Actor(e2,x1) & v_tie(e2)) & n_shoe(x2) & of(x2,x1) & n_male(x1) & n_man(x1))