A caravan of green and red vehicles going up a mountain.
A group of vehicles is going up the mountain.
A caravan of green and red vehicles is the same as a group of vehicles going up the mountain.
exists e1 s1 s2 s3 x1 x2 x3 x4.(a_topic(x1) & of(x1,x2) & a_up(s3) & Manner(e1,s3) & Theme(e1,x4) & Actor(e1,x3) & v_go(e1) & n_mountain(x4) & (x2 = x3) & n_vehicle(x2) & a_red(s2) & Theme(s2,x2) & a_green(s1) & Theme(s1,x2) & n_caravan(x1))
exists e1 s1 x1 x2 x3.(n_mountain(x3) & Time(e1,x3) & a_up(s1) & Manner(e1,s1) & Actor(e1,x1) & v_go(e1) & of(x1,x2) & n_vehicle(x2) & n_group(x1))