A man sitting outside using his Mac laptop.
He preferred Mac over PCs.
Sentence 1: A man sitting outside using his Mac laptop. Sentence 2: He preferred Mac over PCs.
exists e1 e2 s1 x1 x2 x3 x4.(a_topic(x1) & for(e1,e2) & Theme(e2,x3) & Actor(e2,x2) & v_use(e2) & n_laptop(x3) & (x3 = x4) & ne_org_mac(x4) & of(x3,x1) & n_male(x1) & a_outside(s1) & Manner(e1,s1) & Actor(e1,x2) & v_sit(e1) & (x1 = x2) & n_man(x1))
exists e1 x1 x2.(ne_geo_mac(x2) & over(e1,x1) & n_pc(x1) & Theme(e1,x2) & Actor(e1,x1) & v_prefer(e1) & n_male(x1))