Biber 1988 Features

The 67 features from Biber's (1988) Variation across Speech and Writing, mapped to their CLEF catalogue codes.

Biber	Name	Code
A. Tense and aspect markers
A1	past tense	VBD
A2	perfect aspect	PEAS
A3	present tense	VPRT
B. Place and time adverbials
B4	place adverbials	PLACE
B5	time adverbials	TIME
C. Pronouns and pro-verbs
C6	first person pronouns	FPP
C7	second person pronouns	SPP2
C8	third person pronouns	TPP
C9	pronoun IT	PIT
C10	demonstrative pronouns	DEMOP
C11	indefinite pronouns	QUPR
C12	pro-verb DO	DOPV
D. Questions
D13	WH questions	WHQU
E. Nominal forms
E14	nominalizations	NOMZ
E15	gerunds	GER
E16	other nouns	NN
F. Passives
F17	agentless passives	PASS
F18	by-passives	PASSBY
G. Stative forms
G19	BE as main verb	BEMA
G20	existential THERE	EX
H. Subordination features
H21	that verb complements	THSC
H22	that adjective complements	THADJ
H23	WH clauses	WHSC
H24	infinitives	INFIN
H25	present participial clauses	VBG_CLAUSE
H26	past participial clauses	VBN_CLAUSE
H27	past participial WHIZ deletions	WHIZBN
H28	present participial WHIZ deletions	WHIZBG
H29	that relative on subject	THRC
H30	that relative on object	THRCO
H31	WH relative on subject	WHREL_SUBJ
H32	WH relative on object	WHREL_OBJ
H33	pied-piping	PIED
H34	sentence relatives	SREL
H35	causative subordination	CUZ
H36	concessive subordination	CONC
H37	conditional subordination	COND
H38	other adverbial subordinators	OTHADVSUB
I. Prepositional phrases, adjectives, and adverbs
I39	prepositions	IN
I40	attributive adjectives	JJAT
I41	predicative adjectives	JJPR
I42	adverbs	RB
J. Lexical specificity
J43	type-token ratio	TTR
J44	mean word length	AWL
K. Lexical classes
K45	conjuncts	CONJUNCTS
K46	downtoners	DWNT
K47	hedges	HDG
K48	amplifiers	AMP
K49	emphatics	EMPH
K50	discourse particles	DMA
K51	demonstratives	DEMO
L. Modals
L52	possibility modals	POMD_ALL
L53	necessity modals	MDNE
L54	predictive modals	PREDMD_ALL
M. Specialized verb classes
M55	public verbs	COMM
M56	private verbs	MENTAL
M57	suasive verbs	SUASIVE
M58	seem/appear	EXIST
N. Reduced forms and dispreferred structures
N59	contractions	CONT
N60	that deletion	THATD
N61	stranded prepositions	STPR
N62	split infinitives	SPINF
N63	split auxiliaries	SPLIT
O. Coordination
O64	phrasal coordination	COORD_PHRASAL
O65	clausal coordination	CC
P. Negation
P66	synthetic negation	XXSYN
P67	analytic negation	XX0