A group of people on different colored boats enjoys a great day on the water.
A group of people on boats are enjoying a day on the water.
A group of people on different colored boats  and enjoying a day on the water.
exists e2 e1 e3 s1 x1 x2 x3 x4 x5 x6.(n_water(x6) & n_boat(x4) & Theme(e2,x4) & v_color(e2) & Theme(e3,x5) & Actor(e3,x1) & v_enjoy(e3) & on(x5,x6) & n_day(x5) & a_great(s1) & Theme(s1,x5) & on(x1,x3) & -(x3 = x4) & n_boat(x3) & Theme(e1,x3) & v_color(e1) & of(x1,x2) & n_people(x2) & n_group(x1))
exists e1 x1 x2 x3 x4 x5.(n_water(x5) & Theme(e1,x4) & Actor(e1,x1) & v_enjoy(e1) & on(x4,x5) & n_day(x4) & on(x1,x3) & n_boat(x3) & of(x1,x2) & n_people(x2) & n_group(x1))