A dark-haired man sits atop a structure near a dark-haired woman wearing sunglasses.
A man and his wife sit outdoors wearing sunglasses.
Just because the man and woman sit atop a structure, nothing in the sentence indicates whether they are indoors or outdoors.
exists e1 e2 s1 s2 x1 x2 x3 x4 x5.(atop(e1,x2) & near(x2,x3) & Theme(e2,x5) & Actor(e2,x4) & v_wear(e2) & n_sunglass(x5) & (x3 = x4) & n_woman(x3) & a_dark-haired(s2) & Theme(s2,x3) & n_structure(x2) & Actor(e1,x1) & v_sit(e1) & n_man(x1) & a_dark-haired(s1) & Theme(s1,x1))
exists e1 e2 x1 x2 x3 x4 x5.(for(e1,e2) & Theme(e2,x5) & Actor(e2,x1) & v_wear(e2) & n_sunglass(x5) & Time(e1,x4) & n_outdoors(x4) & Actor(e1,x1) & v_sit(e1) & subset_of(x3,x1) & n_wife(x3) & of(x3,x2) & n_male(x2) & subset_of(x2,x1) & n_man(x2))