A rock climber checking the terrain while staying near the safety cord.
A climber checking the area.
checking the terrain shows that  checking the area.
exists e1 e2 x1 x2 x3 x4 x5 x6.(n_cord(x5) & of(x5,x6) & n_safety(x6) & n_terrain(x4) & a_topic(x1) & while(e1,e2) & near(e2,x5) & Actor(e2,x3) & v_stay(e2) & Theme(e1,x4) & Actor(e1,x3) & v_check(e1) & (x1 = x3) & n_climber(x1) & of(x1,x2) & n_rock(x2))
exists e1 x1 x2 x3.(n_area(x3) & a_topic(x1) & Theme(e1,x3) & Actor(e1,x2) & v_check(e1) & (x1 = x2) & n_climber(x1))