The teenager is attempting a skateboard trick at his local skate park surrounded by palm trees.
The teen is skateboarding outside.
Teens are teenagers, and skateboarding takes place on a skateboard, and if he is surrounded by palm trees, he is outside.
exists e1 e2 s1 x1 x2 x3 x4 x5 x6 x7 x8.(n_park(x4) & of(x4,x5) & n_skate(x5) & a_local(s1) & Theme(s1,x4) & of(x4,x1) & n_male(x1) & n_teenager(x1) & at(e1,x4) & Actor(e2,x7) & n_tree(x7) & of(x7,x8) & n_palm(x8) & Theme(e2,x6) & v_surround(e2) & (x4 = x6) & Theme(e1,x2) & Actor(e1,x1) & v_attempt(e1) & n_trick(x2) & of(x2,x3) & n_skateboard(x3))
exists e1 s1 x1.(n_teen(x1) & a_outside(s1) & Manner(e1,s1) & Actor(e1,x1) & v_skateboard(e1))