The tourists are out on the river in Italy, the man in the black and white striped shirt will tell them about the seine.
Tourist are learning about the scenery from their tour guide.
Just because a man tells tourists about the seine doesn't imply man is their tour guide.
exists e1 p1 s1 s2 s3 s4 x1 x2 x3 x4 x5 x6.(n_seine(x5) & n_thing(x1) & n_shirt(x4) & a_striped(s4) & Theme(s4,x4) & a_white(s3) & Theme(s3,x4) & a_black(s2) & Theme(s2,x4) & n_man(x3) & ne_geo_italy(x2) & n_river(x6) & n_tourist(x1) & about(e1,x5) & Theme(e1,x1) & Actor(e1,x3) & v_tell(e1) & in(x3,x4) & in(p1,x2) & a_out(s1) & Manner(p1,s1) & on(x1,x6))
exists e1 x1 x2 x3 x4.(n_guide(x3) & of(x3,x4) & n_tour(x4) & of(x3,x2) & n_thing(x2) & n_scenery(x2) & ne_nam_tourist(x1) & about(e1,x2) & from(x2,x3) & Actor(e1,x1) & v_learn(e1))