A very brave person is skying down a steep slope with no clouds in the sky.
A man is cross-country skiing through a field.
The man cannot be skiing in two places a, steep slope and a field.
exists s1 s2 x1 x2 x4.(n_sky(x4) & -exists e1 s3 x3.(a_down(s3) & Manner(e1,s3) & Theme(e1,x2) & Actor(e1,x1) & v_sky(e1) & with(x2,x3) & in(x3,x4) & n_cloud(x3)) & n_slope(x2) & a_steep(s2) & Theme(s2,x2) & n_person(x1) & a_brave(s1) & Theme(s1,x1) & r_very(x1))
exists p1 x1 x2.(through(p1,x2) & n_field(x2) & exists s1 x3.((x1 = x3) & n_skiing(x3) & a_cross-country(s1) & Theme(s1,x3)) & n_man(x1))