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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, 4:49 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.

Referral Centers For High School Alternatives

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← 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
latitude Latitude	Number	Understood	geometry.latitude Latitude	value_domain_read smallest=40.520812 largest=40.886922 sum=3826.656773 average=40.70911460638298	—
borough Borough	Text	Checked, no match	—	value_domain_read	—
address Address	Text	Nobody has looked	—	—	—
nta NTA	Text	Checked, no match	—	value_domain_read	—
census_tract Census Tract	Number	Checked, no match	—	value_domain_read	—
community_council Council District	Number	Nobody has looked	—	—	—
bin BIN	Number	Understood	place.bin Building Identification Number	operator_cohort matched by name, unread	bin
zip_code Postcode	Number	Understood	place.zip ZIP Code	value_domain_read	zip
notes Notes	Text	Checked, no match	—	value_domain_read top[4]={7th Floor×1; 3rd Floor×1; Room 109×1; Room 501A×1}	—
contact_number Contact Number	Text	Checked, no match	—	value_domain_read smallest= largest=954-610-6689	—
community_board Community Board	Number	Understood	place.community_district Community District / Board	value_domain_read	community_district
city City	Text	Checked, no match	—	value_domain_read top[5]={New York×1; Brooklyn×1; Staten Island×1; Jamaica×1; Bronx×1}	—
location Location	Text	Checked, no match	—	value_domain_read Jamaica Learning Center×1; Bronx Regional High School×1	—
state State	Text	Checked, no match	—	value_domain_read top[5]={New York×1; Brooklyn×1; Staten Island×1; Jamaica×1; Bronx×1}	—
bbl BBL	Number	Understood	place.bbl Borough-Block-Lot	value_domain_read	bbl
longitude Longitude	Number	Nobody has looked	—	—	—