I think the sap starts to flow in the spring in order to bring energy to the top of the tree so that the leaf production can begin.
(the sap; to flow; in the spring; in order) (the leaf production; can begin; ) (I; think; the sap starts to flow in the spring in order) Context(I think,List([0, 7))):(the sap; starts; )
I think,List([0, 7))
the sap the leaf production I the sap
to flow can begin think starts
in the spring in order
the sap starts to flow in the spring in order