A man painting very strange and modern art.
A person is a artist.
The man is the person and he is painting a very strange and modern art implies that he is an artist.
exists s1 s2 s3 x1 x2 x3 x4.(a_topic(s1) & subset_of(x4,s1) & n_art(x4) & a_modern(s3) & Theme(s3,x4) & subset_of(x1,s1) & r_very(s2) & Theme(s2,x3) & a_strange(s2) & (x1 = x3) & n_painting(x1) & of(x1,x2) & n_man(x2))
exists p1 x1.(exists x2.((x1 = x2) & n_artist(x2)) & n_person(x1))