The sky is blue and clear.
The sky is clear to as far as I can see.
Just because the sky is clear doesn't imply that it is clear for as far as someone can see.
exists s1 s2 x1.(n_sky(x1) & Theme(s2,x1) & a_clear(s2) & Theme(s1,x1) & a_blue(s1))
exists p1 s1 s2 x1 x2.(n_person(x1) & n_sky(x1) & Theme(s1,s2) & exists e1 p2.(exists e2.(Actor(e2,x1) & v_see(e2)) & Topic(e1,p2) & Actor(e1,x1) & v_can(e1)) & as(s2,p1) & r_as(s2) & Theme(s2,x2) & a_far(s2) & Theme(s1,x1) & a_clear(s1))