--- title: Every 13 to 16 years Saturn's rings line up edge-on to the Earth and… — Saturn and its rings · tree and pragmatics description: Every 13 to 16 years Saturn's rings line up edge-on to the Earth and almost disappear from view, which last happened in March 2025. Who acts: rings, view. A sentence of the lesson «Saturn and its rings» of the space course of Mova's primary school with its dependency tree and the pragmatics of every --- [Mova](https://md.mova.elamur.ai/free/en/) · [this page in HTML](https://mova.elamur.ai/free/en/corpora/school/space/12-saturn-and-its-rings/11/) [home](https://md.mova.elamur.ai/free/en/) / [corpora](https://md.mova.elamur.ai/free/en/corpora/) / [school](https://md.mova.elamur.ai/free/en/corpora/school/) / [Space](https://md.mova.elamur.ai/free/en/corpora/school/space/) / [Saturn and its rings](https://md.mova.elamur.ai/free/en/corpora/school/space/12-saturn-and-its-rings/) / 11 # Saturn and its rings, sentence 11 Every 13 to 16 years Saturn's rings line up edge-on to the Earth and almost disappear from view, which last happened in March 2025. **Who acts:** rings, view · **What happens:** line up, disappear, happen · **To what, where:** edge, view This is a sentence of the lesson «Saturn and its rings» of the space course of Mova's primary school. The page gives its syntax tree — a dependency tree in the style of Universal Dependencies — and its pragmatics clause by clause: who acts (rings, view), what happens, when and where, as Mova's frames read it from the tree. ## The tree {#tree} ```conllu # sent_id = school:space:012-saturn-and-its-rings.lesson:11 # text = Every 13 to 16 years Saturn's rings line up edge-on to the Earth and almost disappear from view, which last happened in March 2025. # source = school lesson (ours) # course = space # lesson = 012-saturn-and-its-rings.lesson # annotation = Mova annot: Rust (en) → Haiku 5.5 (medium, Batches API) patches; gates UD 2.18; agreed by treeagree rules (Stanza, Trankit, spaCy trf): R6-punct-agree ×1, R8-pos-agree ×1 1 Every every DET DT PronType=Tot 5 det _ _ 2 13 13 NUM CD NumForm=Digit|NumType=Card 5 nummod _ _ 3 to to ADP IN _ 4 case _ _ 4 16 16 NUM CD NumForm=Digit|NumType=Card 2 nmod _ _ 5 years year NOUN NNS Number=Plur 9 obl:unmarked _ _ 6 Saturn Saturn PROPN NNP Number=Sing 8 nmod:poss _ Agree=R8-pos-agree|Haiku=8:nmod:poss|HaikuPos=NOUN:NN:Number=Sing 7 's 's PART POS _ 6 case _ _ 8 rings ring NOUN NNS Number=Plur 9 nsubj _ _ 9 line line VERB VBP Mood=Ind|Number=Plur|Person=3|Tense=Pres|VerbForm=Fin 0 root _ _ 10 up up ADP RP _ 9 compound:prt _ _ 11 edge edge NOUN NN Number=Sing 9 obl _ _ 12 - - PUNCT HYPH _ 13 punct _ Agree=R6-punct-agree|Haiku=11:punct 13 on on ADP IN _ 11 compound _ _ 14 to to ADP IN _ 16 case _ _ 15 the the DET DT Definite=Def|PronType=Art 16 det _ _ 16 Earth Earth PROPN NNP Number=Sing 9 obl _ _ 17 and and CCONJ CC _ 19 cc _ _ 18 almost almost ADV RB _ 19 advmod _ _ 19 disappear disappear VERB VBP Mood=Ind|Number=Plur|Person=3|Tense=Pres|VerbForm=Fin 9 conj _ _ 20 from from ADP IN _ 21 case _ _ 21 view view NOUN NN Number=Sing 19 obl _ _ 22 , , PUNCT , _ 25 punct _ _ 23 which which PRON WDT PronType=Rel 25 nsubj _ _ 24 last last ADV RB _ 25 advmod _ _ 25 happened happen VERB VBD Mood=Ind|Tense=Past|VerbForm=Fin 21 acl:relcl _ _ 26 in in ADP IN _ 27 case _ _ 27 March March PROPN NNP Number=Sing 25 obl _ _ 28 2025 2025 NUM CD NumForm=Digit|NumType=Card 27 nmod:unmarked _ _ 29 . . PUNCT . _ 9 punct _ _ ``` ## Pragmatics {#pragmatics} No stored speech act for this sentence. | # | verb | tense, mood | who | what, whom | to whom | where | when | other | roles by | | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | | 1 | **line up** | present | Saturn's rings | edge | | | year | to the Earth | vn fill-9.8-1 «NP V NP»: agent=Theme | | 2 | **disappear** | present | Saturn's rings *not said here* | | | view | | almost *property* | vn disappearance-48.2-1 «NP V PP»: agent=Theme from view=Initial\_Location | | 3 | **happen** | past | view | | | | march | last *property* | vn occur-48.3-1 «NP V»: agent=Theme | 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. **Licence: [CC BY-SA 4.0](https://creativecommons.org/licenses/by-sa/4.0/)**, as the whole of Mova corpus 0.4, of which this treebank (the agreed school, `mova-school-agreed-en.conllu`) is part. The lessons were written for Mova's primary school. Sentence `school:space:012-saturn-and-its-rings.lesson:11`. **The tree:** Mova annot: Rust (en) → Haiku 5.5 (medium, Batches API) patches; gates UD 2.18; agreed by treeagree rules (Stanza, Trankit, spaCy trf): R6-punct-agree ×1, R8-pos-agree ×1. **The frames** are read from the tree by Mova's frames reader (`prag`) when this page is built, the lesson read in order, so a pronoun may be resolved from an earlier sentence. See the [release 0.4](https://md.mova.elamur.ai/free/en/releases/0.4/). - ← previous: [Saturn and its rings, 10](https://md.mova.elamur.ai/free/en/corpora/school/space/12-saturn-and-its-rings/10/) - next →: [Saturn and its rings, 12](https://md.mova.elamur.ai/free/en/corpora/school/space/12-saturn-and-its-rings/12/) - ↑ back to [the lesson](https://md.mova.elamur.ai/free/en/corpora/school/space/12-saturn-and-its-rings/)