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This page pertains to UD version 2.

Treebank Statistics: UD_English-LinES: POS Tags: AUX

There are 13 AUX lemmas (0%), 36 AUX types (0%) and 5181 AUX tokens (5%). Out of 17 observed tags, the rank of AUX is: 15 in number of lemmas, 9 in number of types and 8 in number of tokens.

The 10 most frequent AUX lemmas: be, have, do, can, will, would, could, must, should, may

The 10 most frequent AUX types: was, had, is, be, were, are, can, would, been, could

The 10 most frequent ambiguous lemmas: be (AUX 2772, VERB 520), have (AUX 924, VERB 276), do (AUX 299, VERB 168), can (AUX 269, ADJ 2), will (AUX 245, NOUN 6, VERB 1), might (AUX 25, NOUN 1), get (VERB 138, AUX 14)

The 10 most frequent ambiguous types: was (AUX 877, VERB 240), had (AUX 543, VERB 129), is (AUX 510, VERB 91), be (AUX 354, VERB 43), were (AUX 251, VERB 51), are (AUX 243, VERB 45), been (AUX 225, VERB 1), have (AUX 175, VERB 107), ’s (PART 332, AUX 155, VERB 36, PRON 1), will (AUX 143, NOUN 6)

Morphology

The form / lemma ratio of AUX is 2.769231 (the average of all parts of speech is 1.240477).

The 1st highest number of forms (11) was observed with the lemma “be”: ‘m, ‘re, ‘s, am, are, be, been, being, is, was, were.

The 2nd highest number of forms (6) was observed with the lemma “have”: ’s, ‘ve, had, has, have, having.

The 3rd highest number of forms (4) was observed with the lemma “do”: d’, did, do, does.

AUX occurs with 5 features: VerbForm (5178; 100% instances), Tense (3669; 71% instances), Mood (3397; 66% instances), Number (1740; 34% instances), Person (1740; 34% instances)

AUX occurs with 11 feature-value pairs: Mood=Imp, Mood=Ind, Mood=Sub, Number=Sing, Person=1, Person=3, Tense=Past, Tense=Pres, VerbForm=Fin, VerbForm=Inf, VerbForm=Part

AUX occurs with 15 feature combinations. The most frequent feature combination is VerbForm=Fin (1131 tokens). Examples: was, had, is, can, would, could, will, were, are, must

Relations

AUX nodes are attached to their parents using 14 different relations: aux (2746; 53% instances), cop (1514; 29% instances), aux:pass (765; 15% instances), root (59; 1% instances), advcl (30; 1% instances), conj (16; 0% instances), ccomp (15; 0% instances), acl (12; 0% instances), acl:relcl (9; 0% instances), parataxis (5; 0% instances), xcomp (4; 0% instances), csubj (3; 0% instances), amod (2; 0% instances), appos (1; 0% instances)

Parents of AUX nodes belong to 10 different parts of speech: VERB (3396; 66% instances), ADJ (787; 15% instances), NOUN (644; 12% instances), PRON (129; 2% instances), AUX (69; 1% instances), (59; 1% instances), ADV (48; 1% instances), PROPN (35; 1% instances), NUM (13; 0% instances), SCONJ (1; 0% instances)

5007 (97%) AUX nodes are leaves.

25 (0%) AUX nodes have one child.

30 (1%) AUX nodes have two children.

119 (2%) AUX nodes have three or more children.

The highest child degree of a AUX node is 8.

Children of AUX nodes are attached using 25 different relations: punct (126; 20% instances), nsubj (118; 19% instances), aux (64; 10% instances), advmod (62; 10% instances), obl (40; 6% instances), obj (34; 5% instances), mark (30; 5% instances), cc (23; 4% instances), expl (21; 3% instances), conj (18; 3% instances), xcomp (17; 3% instances), advcl (13; 2% instances), case (13; 2% instances), ccomp (11; 2% instances), dislocated (9; 1% instances), obl:unmarked (7; 1% instances), nmod (4; 1% instances), csubj (3; 0% instances), discourse (3; 0% instances), nsubj:pass (3; 0% instances), parataxis (3; 0% instances), acl (1; 0% instances), aux:pass (1; 0% instances), fixed (1; 0% instances), nmod:poss (1; 0% instances)

Children of AUX nodes belong to 14 different parts of speech: PUNCT (126; 20% instances), PRON (111; 18% instances), NOUN (110; 18% instances), AUX (69; 11% instances), VERB (48; 8% instances), ADV (46; 7% instances), CCONJ (23; 4% instances), PART (22; 4% instances), SCONJ (22; 4% instances), PROPN (20; 3% instances), ADP (14; 2% instances), ADJ (9; 1% instances), INTJ (3; 0% instances), NUM (3; 0% instances)