Tree preservation zone

There is a problem

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

reference: TPO105.A1
name: Liverpool cricket and football grounds, Riversdale Road/ Beechwood Road.
tree-preservation-order: undefined
TPO105
tree-preservation-zone-type: area
geometry: MULTIPOLYGON (((-2.917438 53.363059,-2.917089 53.363287,-2.916911 53.363400,-2.916921 53.363453,-2.917506 53.363692,-2.917657 53.363752,-2.917869 53.363839,-2.918125 53.363940,-2.918882 53.364248,-2.919213 53.364171,-2.919404 53.364046,-2.919566 53.363936,-2.919712 53.363841,-2.919725 53.363822,-2.919726 53.363818,-2.919762 53.363795,-2.919800 53.363785,-2.920181 53.363533,-2.920704 53.363190,-2.921073 53.362945,-2.921264 53.362825,-2.921350 53.362769,-2.921361 53.362759,-2.921729 53.362521,-2.921925 53.362384,-2.922372 53.362092,-2.922397 53.362083,-2.922723 53.361868,-2.922442 53.361734,-2.921789 53.361416,-2.920834 53.360955,-2.920750 53.360916,-2.920684 53.360976,-2.920644 53.361008,-2.920475 53.361120,-2.920345 53.361202,-2.919684 53.361629,-2.919593 53.361685,-2.919468 53.361766,-2.919441 53.361785,-2.919393 53.361806,-2.919376 53.361816,-2.919125 53.361976,-2.918862 53.362148,-2.918097 53.362641,-2.917763 53.362855,-2.917438 53.363059)))
point: POINT (-2.919828 53.362631)
notes: The several tree of whatever species situated within area A1 on map.
entry-date: 1972-10-09
start-date: 1972-12-20
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.