Tree preservation zone

There is a problem

tree-preservation-order column must match the reference field in the tree preservation order dataset

reference: TPO239
name: Worlaby
tree-preservation-order: undefined
Elsham 1972
tree-preservation-zone-type: woodland
geometry: MULTIPOLYGON (((-0.437389 53.615504,-0.437121 53.615642,-0.436062 53.616204,-0.435279 53.616651,-0.434960 53.616828,-0.434831 53.616898,-0.434817 53.616903,-0.434546 53.617046,-0.434388 53.617131,-0.434199 53.617237,-0.434155 53.617260,-0.434101 53.617296,-0.433909 53.617412,-0.433346 53.617730,-0.433482 53.617804,-0.433768 53.617648,-0.434539 53.617214,-0.434648 53.617151,-0.435152 53.616871,-0.435781 53.616526,-0.435978 53.616413,-0.436194 53.616291,-0.436248 53.616262,-0.436409 53.616170,-0.436769 53.615975,-0.436992 53.615835,-0.437040 53.615807,-0.437085 53.615777,-0.437119 53.615752,-0.437156 53.615722,-0.437389 53.615504)))
point: POINT (-0.435278 53.616724)
notes
entry-date: 1972-11-03
start-date: 1972-09-07
end-date

Your data is missing a tree-preservation-order.

The Tree preservation zone guidance explains how to fix the issue:

The reference for the tree preservation order that covers this zone.