Test 3 · The Amazon forest floor: leafcutters, army ants, tapirs, j…
A spider has 8 legs. Two Goliath birdeaters sit on a log, and a third one comes. How many legs?
Mova's choice: option 1 · The right answer: option 4 · wrong ✗ · Who acts: spider, Two Goliath birdeaters, third one · What happens: have, sit, come · To what, where: 8 legs, log
This is test 3 of lesson 157 «The Amazon forest floor: leafcutters, army ants, tapirs, jaguars and the giant spider» of the biology course of Mova's primary school. The page gives the question's syntax tree — a dependency tree in the style of Universal Dependencies — and its pragmatics clause by clause, then the 4 options as the student saw them, each with its tree and pragmatics. Every text is parsed by Mova itself. How the student answered it, with the score of every option and why: the test at school.
The question
Sentence 1: A spider has 8 legs.
The words, one row each (CoNLL-U)
| # | word | lemma | UPOS | features | head | relation |
|---|---|---|---|---|---|---|
| 1 | A | a | DET | Definite=Ind PronType=Art | 2 spider | det |
| 2 | spider | spider | NOUN | Number=Sing | 3 has | nsubj |
| 3 | has | have | VERB | Mood=Ind Number=Sing Person=3 Tense=Pres VerbForm=Fin | root | root |
| 4 | 8 | 8 | NUM | NumForm=Digit NumType=Card | 5 legs | nummod |
| 5 | legs | leg | NOUN | Number=Plur | 3 has | obj |
| 6 | . | . | PUNCT | _ | 3 has | punct |
| # | verb | tense, mood | who | what, whom | to whom | where | when | other | roles by |
|---|---|---|---|---|---|---|---|---|---|
| 1 | have | present | a spider | 8 legs | vn birth-28.2-1 «NP V NP»: agent=Agent leg=Patient |
One row per clause the reader finds. «not said here»: a role filled from the clause above. «roles by»: a VerbNet class and frame when one fits the verb, else the reader's rules on the tree.
Sentence 2: Two Goliath birdeaters sit on a log, and a third one comes.
The words, one row each (CoNLL-U)
| # | word | lemma | UPOS | features | head | relation |
|---|---|---|---|---|---|---|
| 1 | Two | two | NUM | NumForm=Word NumType=Card | 3 birdeaters | nummod |
| 2 | Goliath | goliath | NOUN | Number=Sing | 3 birdeaters | compound |
| 3 | birdeaters | birdeater | NOUN | Number=Plur | 4 sit | nsubj |
| 4 | sit | sit | VERB | Mood=Ind Number=Plur Person=3 Tense=Pres VerbForm=Fin | root | root |
| 5 | on | on | ADP | _ | 7 log | case |
| 6 | a | a | DET | Definite=Ind PronType=Art | 7 log | det |
| 7 | log | log | NOUN | Number=Sing | 4 sit | obl |
| 8 | , | , | PUNCT | _ | 13 comes | punct |
| 9 | and | and | CCONJ | _ | 13 comes | cc |
| 10 | a | a | DET | Definite=Ind PronType=Art | 12 one | det |
| 11 | third | third | ADJ | Degree=Pos NumForm=Word NumType=Ord | 12 one | amod |
| 12 | one | one | NOUN | Number=Sing | 13 comes | nsubj |
| 13 | comes | come | VERB | Mood=Ind Number=Sing Person=3 Tense=Pres VerbForm=Fin | 4 sit | conj |
| 14 | . | . | PUNCT | _ | 4 sit | punct |
| # | verb | tense, mood | who | what, whom | to whom | where | when | other | roles by |
|---|---|---|---|---|---|---|---|---|---|
| 1 | sit | present | Two Goliath birdeaters | a log | vn assuming_position-50 «NP V PP.location»: agent=Agent on log=Location | ||||
| 2 | come | present | a third one | vn escape-51.1-1 «NP V»: agent=Theme |
Sentence 3: How many legs?
The words, one row each (CoNLL-U)
| # | word | lemma | UPOS | features | head | relation |
|---|---|---|---|---|---|---|
| 1 | How | how | ADV | PronType=Int | 2 many | advmod |
| 2 | many | many | ADJ | Degree=Pos | 3 legs | amod |
| 3 | legs | leg | NOUN | Number=Plur | root | root |
| 4 | ? | ? | PUNCT | _ | 3 legs | punct |
The frames reader finds no event or fact in this sentence.
The options
Option 1 · ← Mova's choice
16
The words, one row each (CoNLL-U)
| # | word | lemma | UPOS | features | head | relation |
|---|---|---|---|---|---|---|
| 1 | 16 | 16 | NUM | NumForm=Digit NumType=Card | root | root |
The frames reader finds no event or fact in this sentence.
Option 2
32
The words, one row each (CoNLL-U)
| # | word | lemma | UPOS | features | head | relation |
|---|---|---|---|---|---|---|
| 1 | 32 | 32 | NUM | NumForm=Digit NumType=Card | root | root |
The frames reader finds no event or fact in this sentence.
Option 3
18
The words, one row each (CoNLL-U)
| # | word | lemma | UPOS | features | head | relation |
|---|---|---|---|---|---|---|
| 1 | 18 | 18 | NUM | NumForm=Digit NumType=Card | root | root |
The frames reader finds no event or fact in this sentence.
Option 4 · ✓ the right answer
24
The words, one row each (CoNLL-U)
| # | word | lemma | UPOS | features | head | relation |
|---|---|---|---|---|---|---|
| 1 | 24 | 24 | NUM | NumForm=Digit NumType=Card | root | root |
The frames reader finds no event or fact in this sentence.
Text: the tests of Mova's primary school, written for Mova (world/data/school/), as the course runner gave them to the student. Trees: Mova's own parse — the en model on the CPU, when the site is built — not checked by a teacher; they may be wrong. Frames: Mova's frames reader (prag), each text read on its own. Elamur Cosmic License.
This page in Markdown → https://md.mova.elamur.ai/free/en/corpora/questions/biology/157-the-amazon-forest-floor/t3/