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This page pertains to UD version 2.

Treebank Statistics: UD_Italian-PUD: POS Tags: AUX

There are 8 AUX lemmas (0%), 87 AUX types (1%) and 985 AUX tokens (4%). Out of 16 observed tags, the rank of AUX is: 15 in number of lemmas, 7 in number of types and 8 in number of tokens.

The 10 most frequent AUX lemmas: essere, avere, venire, potere, dovere, stare, volere, sapere

The 10 most frequent AUX types: è, ha, sono, era, fu, essere, hanno, stato, venne, può

The 10 most frequent ambiguous lemmas: essere (AUX 551, VERB 36), avere (AUX 237, VERB 79), venire (AUX 77, VERB 3), potere (AUX 71, NOUN 8, PROPN 1), dovere (AUX 23, ADJ 3), stare (AUX 23, VERB 5), volere (VERB 10, AUX 2), sapere (VERB 4, AUX 1)

The 10 most frequent ambiguous types: è (AUX 170, VERB 4), ha (AUX 118, VERB 15), sono (AUX 66, VERB 10), era (AUX 50, NOUN 2, VERB 2), fu (AUX 47, VERB 1), essere (AUX 39, VERB 2), hanno (AUX 33, VERB 7), stato (AUX 30, NOUN 17, VERB 4), venne (AUX 27, VERB 1), erano (AUX 16, VERB 2)

Morphology

The form / lemma ratio of AUX is 10.875000 (the average of all parts of speech is 1.285855).

The 1st highest number of forms (25) was observed with the lemma “essere”: Essendo, Sarei, Siamo, era, erano, ero, esser, essere, fosse, fossero, fossimo, fu, furono, saranno, sarebbe, sarebbero, sarà, sia, siano, sono, stata, state, stati, stato, è.

The 2nd highest number of forms (18) was observed with the lemma “avere”: Avrei, abbia, abbiamo, abbiano, avendo, aver, avesse, avessero, avete, aveva, avevano, avevo, avrebbe, avrebbero, ha, hai, hanno, ho.

The 3rd highest number of forms (15) was observed with the lemma “potere”: possa, possano, possiamo, possono, potendo, poter, potesse, poteva, potevano, potranno, potrebbe, potrebbero, potrei, potuto, può.

AUX occurs with 7 features: Tense (923; 94% instances), Voice (921; 94% instances), Number (919; 93% instances), Mood (859; 87% instances), Person (859; 87% instances), Aspect (224; 23% instances), Gender (60; 6% instances)

AUX occurs with 18 feature-value pairs: Aspect=Imp, Aspect=Perf, Gender=Fem, Gender=Masc, Mood=Cnd, Mood=Imp, Mood=Ind, Mood=Sub, Number=Plur, Number=Sing, Person=1, Person=2, Person=3, Tense=Fut, Tense=Past, Tense=Pres, Voice=Act, Voice=Pass

AUX occurs with 42 feature combinations. The most frequent feature combination is Mood=Ind|Number=Sing|Person=3|Tense=Pres|Voice=Act (336 tokens). Examples: è, ha, può, sta, deve, sa

Relations

AUX nodes are attached to their parents using 4 different relations: aux (463; 47% instances), cop (299; 30% instances), aux:pass (222; 23% instances), xcomp (1; 0% instances)

Parents of AUX nodes belong to 8 different parts of speech: VERB (655; 66% instances), ADJ (145; 15% instances), NOUN (144; 15% instances), PROPN (12; 1% instances), NUM (11; 1% instances), PRON (8; 1% instances), ADV (5; 1% instances), DET (5; 1% instances)

983 (100%) AUX nodes are leaves.

2 (0%) AUX nodes have one child.

The highest child degree of a AUX node is 1.

Children of AUX nodes are attached using 2 different relations: cc (1; 50% instances), xcomp (1; 50% instances)

Children of AUX nodes belong to 2 different parts of speech: CCONJ (1; 50% instances), NOUN (1; 50% instances)