A man sitting at a small outdoor table is conversing on his cellphone while working on his laptop.
A business man is on an important conference call with his boss.
Just because a man is conversing on his cell phone while working on his laptop does not imply he is a business man. Just because he is on his cell phone does not imply a conference call with his boss.
exists e1 e3 e2 s1 x1 x2 x3 x4 x5 x6.(while(e2,e3) & on(e3,x6) & n_laptop(x6) & of(x6,x1) & n_male(x1) & n_male(x1) & Actor(e3,x1) & v_work(e3) & on(e2,x5) & n_cellphone(x5) & of(x5,x1) & Actor(e2,x1) & v_converse(e2) & at(e1,x3) & n_table(x3) & of(x3,x4) & n_outdoor(x4) & a_small(s1) & Theme(s1,x3) & Actor(e1,x2) & v_sit(e1) & (x1 = x2) & n_man(x1))
exists p1 x1 x2 x5.(exists s1 x3 x4.(on(x1,x3) & with(x3,x5) & n_call(x3) & of(x3,x4) & n_conference(x4) & a_important(s1) & Theme(s1,x3)) & n_boss(x5) & of(x5,x1) & n_male(x1) & n_man(x1) & of(x1,x2) & n_business(x2))