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Coverage

46,873 of 56,681 columns decided — 82.7% · 9,148 bound (16.1%) · 9,808 still unread

Bound: 9,148; 16.1%; a concept was found and asserted for the column.
Refused: 29,070; 51.3%; the column was read and no concept fits. A verdict, not a gap.
Insufficient: 8,655; 15.3%; read, but the evidence did not settle it.
Unanalysed: 9,808; 17.3%; nobody has read this column yet.

56,681 columns in the coverage ledger · read from /api/field-coverage on citytap-prod · source last observed Oct 10, 2026, 7:22 PM

Where the unread columns are

3,026 datasets, 56,681 catalogued fields, 9,808 of them still unread. Every band below is a share of that, worst first. Open one to see its datasets.

ACRIS - Real Property Legals

8h5j-fqxa

← What we have understood · Dataset page

Fields catalogued

Understood

Checked, no match

Nobody has looked

Most read — At least three quarters of their fields carry a verdict.

Every field in this dataset

Covered and uncovered alike, in the order the publisher lists them. A field with no verdict is one nobody has looked at yet.

Field	Type	What we know	Meaning	How it was decided	Shared term
record_type RECORD TYPE	Text	Checked, no match	—	value_domain_read top[1]={P×46540137}; top[1]={L×22727180}; top[1]={A×17065090}; top[1]={Adopted×55}; top[1]={Pass-Final×109543}; top[1]={x×565}	—
unit UNIT	Text	Checked, no match	—	dictionary_read Unit Number for BBL	—
easement EASEMENT	Text	Checked, no match	—	value_domain_read top[2]={N×22690302; Y×36878}	—
block BLOCK	Number	Checked, no match	—	value_domain_read smallest=0 largest=99999 top[8 of 20]={1027×203327; 99999×157090; 16×115090}	—
subterranean_rights SUBTERRANEAN RIGHTS	Text	Checked, no match	—	value_domain_read top[2]={N×22690302; Y×36878}	—
good_through_date GOOD THROUGH DATE	Calendar date	Understood	time.period.month Month	value_profile Date of latest recording or correction included with this extract	—
street_name STREET NAME	Text	Checked, no match	—	dictionary_read Street Name for BBL	—
borough BOROUGH	Number	Understood	place.borough Borough	value_domain_read	borough
document_id DOCUMENT ID	Text	Checked, no match	—	value_domain_read smallest=2002122000001001 largest=FT_4990009008899; smallest=B00087864-I1-LA largest=X08055563-I1-LA	—
street_number STREET NUMBER	Text	Checked, no match	—	dictionary_read Street Number for BBL	—
property_type PROPERTY TYPE	Text	Understood	category.classification Publisher classification	value_domain_read smallest=AP largest=VR top[8 of 20]={PA×10200734; SC×3493395; D1×2620719; D2×1476998; AP×765842; CR×645111; D3×483096; SP×435328}	—
air_rights AIR RIGHTS	Text	Checked, no match	—	value_domain_read top[2]={N×22690302; Y×36878}	—
lot LOT	Number	Checked, no match	—	value_domain_read smallest=0 largest=99999 top[8 of 20]={1027×203327; 99999×157090; 16×115090}	—
partial_lot PARTIAL LOT	Text	Nobody has looked	—	—	—