A man in a black shirt and black jeans and a little boy are taking a look inside a green truck's engine while it is parked in a grass field with a gas tank in front of it.
A man and boy are going sledding in the snow.
The man and boy cannot be taking a look inside a truck's engine and going sledding at the same time.
exists e1 p1 s1 s2 s3 s4 x1 x2 x3 x4 x5 x6 x7 x8 x9.(exists e2 x10 x11 x12 x13 x14.(with(e2,x12) & in(x12,x14) & of(x14,x1) & n_front(x14) & n_tank(x12) & of(x12,x13) & n_gas(x13) & in(e2,x10) & n_field(x10) & of(x10,x11) & n_grass(x11) & Theme(e2,x1) & v_park(e2)) & n_thing(x1) & n_thing(x1) & while(e1,p1) & Theme(e1,x7) & Actor(e1,x1) & v_take(e1) & inside(x7,x9) & n_engine(x9) & of(x9,x8) & n_truck(x8) & a_green(s4) & Theme(s4,x8) & n_look(x7) & in(x1,x2) & subset_of(x4,x2) & subset_of(x6,x4) & n_boy(x6) & a_little(s3) & Theme(s3,x6) & subset_of(x5,x4) & n_jeans(x5) & a_black(s2) & Theme(s2,x5) & subset_of(x3,x2) & n_shirt(x3) & a_black(s1) & Theme(s1,x3) & n_man(x1))
exists e1 e2 x1 x2 x3 x4.(n_snow(x4) & for(e1,e2) & in(e2,x4) & Actor(e2,x1) & v_sled(e2) & Actor(e1,x1) & v_go(e1) & n_boy(x3) & n_man(x2) & subset_of(x3,x1) & subset_of(x2,x1))