A man wearing a yellow shirt is riding a large riding lawn mower, which is spraying cut grass behind him; pine trees are visible in the background.
A man cutting grass outdoors.
If the man is riding a lawn mower and cut grass is spraying behind him, he must be cutting grass. If pine trees are visible in the background, he is outdoors.
exists e3 e1 e2 s1 s2 s3 x1 x2 x3 x4 x5 x6 x7 x8 x9 x10 x11 x12.(n_background(x12) & in(s3,x12) & Theme(s3,x10) & a_visible(s3) & n_tree(x10) & of(x10,x11) & n_pine(x11) & Theme(e3,x4) & Actor(e3,x1) & v_ride(e3) & Theme(e2,x8) & Actor(e2,x7) & v_spray(e2) & behind(x8,x1) & n_male(x1) & n_grass(x8) & of(x8,x9) & n_cut(x9) & (x4 = x7) & n_mower(x4) & of(x4,x6) & n_lawn(x6) & of(x4,x5) & n_riding(x5) & a_large(s2) & Theme(s2,x4) & Theme(e1,x3) & Actor(e1,x2) & v_wear(e1) & n_shirt(x3) & a_yellow(s1) & Theme(s1,x3) & (x1 = x2) & n_man(x1))
exists e1 x1 x2 x3 x4.(a_topic(x1) & Theme(e1,x3) & Actor(e1,x2) & v_cut(e1) & n_outdoors(x3) & of(x3,x4) & n_grass(x4) & (x1 = x2) & n_man(x1))