It was convenient for him to be able to point to the border incident over the tree as evidence of the need for his guerrillas to "resist Israel" and guard "Lebanon's holy soil".

Tiffany's Irregular Upper and Lower Border lamps are distinguished by the openwork crown edge, which is meant to represent a branch, shrubbery or tree.

For the purposes of this problem, you may assume that the trees are of point size, and that any tree (point) lying exactly on the border of a triangle is considered to be in the triangle.