Exam question 4 · Olympiad: everyday reasoning ★★★
A covering of lily pads doubles daily and completes the pond on the thirtieth day. Identify the day on which the pond was half covered.
Mova's choice: option 1 · The right answer: option 4 · wrong ✗ · Who acts: covering, you · What happens: double, complete, identify, cover · To what, where: pond
This is exam question 4 of lesson 194 «Olympiad: everyday reasoning ★★★» of the world course of Mova's primary school, asked in stiff, formal language. 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 covering of lily pads doubles daily and completes the pond on the thirtieth day.
The words, one row each (CoNLL-U)
| # | word | lemma | UPOS | features | head | relation |
|---|---|---|---|---|---|---|
| 1 | A | a | DET | Definite=Ind PronType=Art | 2 covering | det |
| 2 | covering | covering | NOUN | Number=Sing | 6 doubles | nsubj |
| 3 | of | of | ADP | _ | 5 pads | case |
| 4 | lily | lily | NOUN | Number=Sing | 5 pads | compound |
| 5 | pads | pad | NOUN | Number=Plur | 2 covering | nmod |
| 6 | doubles | double | VERB | Mood=Ind Number=Sing Person=3 Tense=Pres VerbForm=Fin | root | root |
| 7 | daily | daily | ADV | _ | 6 doubles | advmod |
| 8 | and | and | CCONJ | _ | 9 completes | cc |
| 9 | completes | complete | VERB | Mood=Ind Number=Sing Person=3 Tense=Pres VerbForm=Fin | 6 doubles | conj |
| 10 | the | the | DET | Definite=Def PronType=Art | 11 pond | det |
| 11 | pond | pond | NOUN | Number=Sing | 9 completes | obj |
| 12 | on | on | ADP | _ | 15 day | case |
| 13 | the | the | DET | Definite=Def PronType=Art | 15 day | det |
| 14 | thirtieth | thirtieth | ADJ | Degree=Pos | 15 day | amod |
| 15 | day | day | NOUN | Number=Sing | 9 completes | obl |
| 16 | . | . | PUNCT | _ | 6 doubles | punct |
| # | verb | tense, mood | who | what, whom | to whom | where | when | other | roles by |
|---|---|---|---|---|---|---|---|---|---|
| 1 | double | present | a covering of lily pads | daily property | vn other_cos-45.4 «NP.patient V»: agent=Patient | ||||
| 2 | complete | present | a covering of lily pads not said here | the pond | day | vn complete-55.2 «NP V NP»: agent=Agent pond=Eventuality |
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: Identify the day on which the pond was half covered.
The words, one row each (CoNLL-U)
| # | word | lemma | UPOS | features | head | relation |
|---|---|---|---|---|---|---|
| 1 | Identify | identify | VERB | Mood=Imp VerbForm=Fin | root | root |
| 2 | the | the | DET | Definite=Def PronType=Art | 3 day | det |
| 3 | day | day | NOUN | Number=Sing | 1 Identify | obj |
| 4 | on | on | ADP | _ | 5 which | case |
| 5 | which | which | PRON | PronType=Rel | 10 covered | obl |
| 6 | the | the | DET | Definite=Def PronType=Art | 7 pond | det |
| 7 | pond | pond | NOUN | Number=Sing | 10 covered | nsubj:pass |
| 8 | was | be | AUX | Mood=Ind Number=Sing Person=3 Tense=Past VerbForm=Fin | 10 covered | aux:pass |
| 9 | half | half | ADV | NumForm=Word NumType=Frac | 10 covered | advmod |
| 10 | covered | cover | VERB | Tense=Past VerbForm=Part Voice=Pass | 3 day | acl:relcl |
| 11 | . | . | PUNCT | _ | 1 Identify | punct |
| # | verb | tense, mood | who | what, whom | to whom | where | when | other | roles by |
|---|---|---|---|---|---|---|---|---|---|
| 1 | identify | imperative | you not said here | day | vn empathize-88.2 «NP V»: agent=Experiencer | ||||
| 2 | cover | past · passive | the pond | on the day | half property | vn fill-9.8-1 «NP V NP»: subject=Destination |
The options
Option 1 · ← Mova's choice
The first
The words, one row each (CoNLL-U)
| # | word | lemma | UPOS | features | head | relation |
|---|---|---|---|---|---|---|
| 1 | The | the | DET | Definite=Def PronType=Art | 2 first | det |
| 2 | first | first | ADJ | Degree=Pos NumForm=Word NumType=Ord | root | root |
The frames reader finds no event or fact in this sentence.
Option 2
The fifteenth
The words, one row each (CoNLL-U)
| # | word | lemma | UPOS | features | head | relation |
|---|---|---|---|---|---|---|
| 1 | The | the | DET | Definite=Def PronType=Art | 2 fifteenth | det |
| 2 | fifteenth | fifteenth | NOUN | Number=Sing | root | root |
The frames reader finds no event or fact in this sentence.
Option 3
The twenty-eighth
The words, one row each (CoNLL-U)
| # | word | lemma | UPOS | features | head | relation |
|---|---|---|---|---|---|---|
| 1 | The | the | DET | Definite=Def PronType=Art | 4 eighth | det |
| 2 | twenty | twenty | NUM | NumForm=Word NumType=Card | 4 eighth | nummod |
| 3 | - | - | PUNCT | _ | 2 twenty | punct |
| 4 | eighth | eighth | NOUN | Number=Sing | root | root |
The frames reader finds no event or fact in this sentence.
Option 4 · ✓ the right answer
The twenty-ninth
The words, one row each (CoNLL-U)
| # | word | lemma | UPOS | features | head | relation |
|---|---|---|---|---|---|---|
| 1 | The | the | DET | Definite=Def PronType=Art | 4 ninth | det |
| 2 | twenty | twenty | NUM | NumForm=Word NumType=Card | 4 ninth | nummod |
| 3 | - | - | PUNCT | _ | 2 twenty | punct |
| 4 | ninth | ninth | NOUN | Number=Sing | 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/world/194-olympiad-everyday-reasoning/e4/