man making an announcement at a library
A guy is announcing something at a library.
A man making announcement at library to said a guy
exists e1 x1 x2 x3 x4.(a_topic(x1) & Theme(e1,x3) & Actor(e1,x2) & v_make(e1) & at(x3,x4) & n_library(x4) & n_announcement(x3) & (x1 = x2) & n_man(x1))
exists e1 x1 x2 x3.(Theme(e1,x2) & Actor(e1,x1) & v_announce(e1) & at(x2,x3) & n_library(x3) & n_thing(x2) & n_guy(x1))