Table 3.

Observation symbols currently supported by the Febrl package

Symbol	Description	Usage	Based on
LQ	Locality qualifier words	Addresses	Look-up table
LN	Locality (town, suburb) names	Addresses	Look-up table
TR	Territory (state, region) names	Addresses	Lookup table
CR	Country names	Addresses	Look-up table
IT	Types of institution	Addresses	Look-up table
IN	Names of institutions	Addresses	Look-up table
PA	Type of postal address	Addresses	Look-up table
PC	Postal (zip) codes	Addresses	Look-up table
UT	Types of housing unit (eg flat, apartment)	Addresses	Look-up table
WN	Wayfare names	Addresses	Look-up table
WT	Wayfare types (eg street, road, avenue)	Addresses	Look-up table
TI	Title words (eg Dr, Prof, Ms)	Names	Look-up table
SN	Surnames	Names	Look-up table
GF	Female given names	Names	Look-up table
GM	Male given names	Names	Look-up table
PR	Name prefixes	Names	Look-up table
SP	Name qualifiers (eg aka, also known as)	Names	Look-up table
BO	"baby of" and similar strings	Names	Look-up table
NE	"Nee", "born as" or similar	Names	Look-up table
II	One letter words (initials)	Names	Coded rule
ST	Saint names (eg Saint George, San Angelo)	Both	Look-up table
CO	Comma, semi-colon, colon	Both	Coded rule
SL	Slash "/" and back-slash "\"	Both	Coded rule
N4	Numbers with four digits	Addresses	Coded rule
NU	Other numbers	Both	Coded rule
AN	Alphanumeric words	Both	Coded rule
VB	Brackets, braces, quotes	Both	Coded rule
RU	Rubbish	Both	Look-up table
UN	Unknown (none of the above)	Both	Coded rule