A black, brown, and white dog is carrying a Frisbee.
the dogs are having a pie in bed
The first sentence indicates one dog is carrying a frisbee but the second indicates multiple dogs eating pie.
exists e1 s1 s2 s3 s4 s5 x1 x2.(Theme(e1,x2) & Actor(e1,x1) & v_carry(e1) & n_frisbee(x2) & n_dog(x1) & a_white(s5) & Theme(s5,x1) & a_,(s4) & Theme(s4,x1) & a_brown(s3) & Theme(s3,x1) & a_,(s2) & Theme(s2,x1) & a_black(s1) & Theme(s1,x1))
exists e1 x1 x2 x3.(n_dog(x1) & in(e1,x3) & n_bed(x3) & Theme(e1,x2) & Actor(e1,x1) & v_have(e1) & n_pie(x2))