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Coverage

56,681 of 56,681 columns decided — 100.0% · 12,642 bound (22.3%) · 0 still unread

Bound: 12,642; 22.3%; a concept was found and asserted for the column.
Refused: 32,953; 58.1%; the column was read and no concept fits. A verdict, not a gap.
Insufficient: 11,086; 19.6%; read, but the evidence did not settle it.
Unanalysed: 0; 0.0%; 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, 10:08 PM

Where the unread columns are

3,026 datasets, 56,681 catalogued fields, 0 of them still unread. Every band below is a share of that, worst first. Open one to see its datasets.

TAX_LOT_POLYGON

nst5-iqiu

← What we have understood · Dataset page

Fields catalogued

Understood

Checked, no match

Nobody has looked

Every field decided — Every field carries a verdict — which does not mean every field is understood.

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
created_date CREATED_DATE	Date	Not enough to tell	—	value_profile	—
bill_bbl_flag BILL_BBL_FLAG	Number	Not enough to tell	—	value_profile	—
last_edited_date LAST_EDITED_DATE	Date	Not enough to tell	—	value_profile	—
value_reflected_out_flag VALUE_REFLECTED_OUT_FLAG	Number	Not enough to tell	—	value_profile	—
nycmap_bldg_flag NYCMAP_BLDG_FLAG	Number	Not enough to tell	—	value_profile	—
shape_length Shape__Length	Number	Checked, no match	—	value_profile smallest=-999 largest=13465.07	—
shape_area Shape__Area	Number	Checked, no match	—	value_profile smallest=0 largest=34817509.58984375	—
sub_lot_flag SUB_LOT_FLAG	Text	Checked, no match	—	value_domain_read top[1]={C×12157}	—
condo_flag CONDO_FLAG	Text	Checked, no match	—	value_domain_read top[1]={C×12157}	—
boro BORO	Text	Understood	place.borough Borough	value_domain_read	borough
reuc_flag REUC_FLAG	Text	Checked, no match	—	value_domain_read top[1]={C×12157}	—
block BLOCK	Number	Checked, no match	—	value_domain_read smallest=0 largest=16350	—
created_user CREATED_USER	Text	Checked, no match	—	value_domain_read top[8 of 20]={sj×700889; JD×44774; LTP×8570; MAR×6774; GC×3664; MM×3323; [email protected]×2278; RZ×2271}	—
bbl BBL	Text	Checked, no match	—	value_domain_read	—
conversion_exception_flag CONVERSION_EXCEPTION_FLAG	Number	Not enough to tell	—	value_profile	—
the_geom	MultiPolygon	Not enough to tell	—	value_domain_read	—
air_lot_flag AIR_LOT_FLAG	Text	Checked, no match	—	value_domain_read top[1]={C×12157}	—
last_edited_user LAST_EDITED_USER	Text	Checked, no match	—	value_domain_read top[8 of 20]={sj×700889; JD×44774; LTP×8570; MAR×6774; GC×3664; MM×3323; [email protected]×2278; RZ×2271}	—
lot LOT	Number	Checked, no match	—	value_domain_read smallest=0 largest=16350	—
lot_note LOT_NOTE	Text	Not enough to tell	—	value_profile	—
effective_tax_year EFFECTIVE_TAX_YEAR	Text	Checked, no match	—	value_domain_read smallest=2000-2001 largest=2027-2028	—
easement_flag EASEMENT_FLAG	Text	Checked, no match	—	value_domain_read top[1]={C×12157}	—
objectid OBJECTID	Number	Checked, no match	—	value_profile smallest=1 largest=858064	—