An old black man wearing Nike shoes is answer his phone in public.
A barefoot teenager uses both hands to masturbate furiously while in his grandmother's bathroom.
They are either a teenager, or an old man. They cannot be barefoot if they are wearing Nike shoes. They cannot answer their phone is they are using both hands to masturbate. If they are in their grandmother's bathroom, they are not in public.
exists e1 e2 s1 s2 s3 x1 x2 x3 x4 x5.(in(e2,x5) & n_public(x5) & Theme(e2,x4) & Actor(e2,x1) & v_answer(e2) & n_phone(x4) & of(x4,x1) & n_male(x1) & Theme(e1,x3) & Actor(e1,x2) & v_wear(e1) & n_shoe(x3) & a_nike(s3) & Theme(s3,x3) & (x1 = x2) & n_man(x1) & a_black(s2) & Theme(s2,x1) & a_old(s1) & Theme(s1,x1))
exists e1 p1 x1 x2 x3 x4 x5.(n_bathroom(x5) & of(x5,x4) & n_grandmother(x4) & of(x4,x3) & n_male(x3) & n_hand(x3) & Theme(e1,p1) & Recipient(e1,x3) & Actor(e1,x1) & v_use(e1) & exists e2 s1.(in(e2,x5) & r_while(e2) & a_furiously(s1) & Manner(e2,s1) & Actor(e2,x1) & v_masturbate(e2)) & n_teenager(x1) & of(x1,x2) & n_barefoot(x2))