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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, 6:22 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.

2019 - 2020 School Point Locations

a3nt-yts4

← 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
:@computed_region_yeji_bk3q Borough Boundaries	Number portal artifact	Checked, no match	—	portal_artifact matched by name, unread	—
:@computed_region_sbqj_enih Police Precincts	Number portal artifact	Checked, no match	—	portal_artifact matched by name, unread	—
:@computed_region_efsh_h5xi Zip Codes	Number portal artifact	Checked, no match	—	portal_artifact matched by name, unread	—
:@computed_region_92fq_4b7q City Council Districts	Number portal artifact	Checked, no match	—	portal_artifact matched by name, unread	—
:@computed_region_f5dn_yrer Community Districts	Number portal artifact	Checked, no match	—	portal_artifact matched by name, unread	—
bin BIN	Text	Understood	place.bin Building Identification Number	operator_cohort matched by name, unread	bin
ycoordinat YCoordinat	Text	Nobody has looked	—	—	—
address Address	Text	Nobody has looked	—	—	—
bbl BBL	Text	Checked, no match	—	value_domain_read	—
geodistric GeoDistric	Number	Understood	place.school_district Community School District	value_domain_read card=33 nonnull=1992 null=0 smallest=0 largest=32	—
city City	Text	Checked, no match	—	value_domain_read top[8 of 18]={BROOKLYN×621; BRONX×478; QUEENS×398; MANHATTAN×374; STATEN ISLAND×83; NEW YORK×14; JAMAICA×7; STATEN IS×3}	—
loc_code Loc_Code	Text	Checked, no match	—	value_domain_read smallest=K001 largest=X997	—
the_geom	Point	Nobody has looked	—	—	—
state State	Text	Checked, no match	—	value_domain_read card=1 nonnull=1992 null=0 smallest=NY largest=NY top[1]={NY×1992}	—
managed_by Managed_by	Number	Not enough to tell	—	value_domain_read	—
boronum BoroNum	Number	Understood	place.borough Borough	value_domain_read top[6]={3×621; 2×480; 4×413; 1×390; 5×87; 7×1}	—
lcc LCC	Number	Not enough to tell	—	value_domain_read	—
primarybui PrimaryBui	Text	Checked, no match	—	value_domain_read smallest=K001 largest=XBPV	—
xcoordinat XCoordinat	Text	Nobody has looked	—	—	—
loc_name Loc_Name	Text	Checked, no match	—	value_domain_read top[8 of 20]={P.S. 360×2; P.S. 376×2; P.S. 212×2	—
ats_code ATS_Code	Text	Understood	identifier.school_dbn School DBN	value_domain_read smallest=01M015 largest=93M359	—
zip Zip	Text	Checked, no match	—	value_domain_read	—
adimindist AdiminDist	Number	Checked, no match	—	value_domain_read card=37 nonnull=1992 null=0 smallest=1 largest=93	—