a man with a shoulder bag walking in the desert on sand with footprints behind him and the horizon with many stormy clouds.
The man is the lone survivor of a caravan meant to trek its way across the Sahara
Not every man who walks is a survivor of a caravan, and not all sand dunes are in the Sahara.
exists s1 x1 x2 x3 x4 x5 x6 x7 x8 x9 x10.(n_horizon(x9) & n_male(x5) & n_desert(x5) & a_topic(x1) & with(x1,x2) & on(x2,x6) & with(x6,x7) & subset_of(x9,x7) & with(x9,x10) & n_cloud(x10) & a_stormy(s1) & Theme(s1,x10) & n_quantity(x10) & subset_of(x8,x7) & behind(x8,x5) & n_footprint(x8) & n_sand(x6) & in(x2,x5) & n_walking(x2) & of(x2,x4) & n_bag(x4) & of(x2,x3) & n_shoulder(x3) & n_man(x1))
exists p1 s1 x1 x2 x5 x6.(ne_geo_sahara(x6) & n_way(x5) & of(x5,x2) & n_thing(x2) & n_survivor(x2) & a_lone(s1) & Theme(s1,x2) & n_man(x1) & exists e1 p2 x3 x4.((x1 = x2) & of(x2,x3) & Recipient(e1,p2) & Topic(e1,x4) & v_mean(e1) & exists e2.(Theme(e2,x5) & Actor(e2,x4) & v_trek(e2) & across(x5,x6)) & (x3 = x4) & n_caravan(x3)))