Peter

Try to organizing: copy/paste and format here the [Jeff's examples](https://lists.w3.org/Archives/Public/public-vocabs/2015Mar/0017.html) # Use cases for the proposed `circa` property ``` schema:circa a rdf:Property; rdfs:comment "Approximate date"; schema:domainIncludes schema:Thing; schema:rangeIncludes schema:Date, schema:Duration,...

Thanks @dr-shorthair , corrected to "archeological" (!).

Also corrected to _v1.1.1 proposal_ adding user-specializations, `schema:dateCreated/archeological` and `schema:Duration/archeological`... but the suggestion here (?!) is to to unify _geo_ and _arch_ and etc. (scientific areas) to a only one...

Can we use this proposal? http://wiki.goodrelations-vocabulary.org/Documentation/Quantitative_values

About the good @elf-pavlik contextualization: - [Allen's interval algebra](https://en.wikipedia.org/wiki/Allen%27s_interval_algebra) define precise temporal relations for `bio:interval`. The `bio:initiatingEvent` and `bio:concludingEvent` are precise points in the time axis. - our **"uncertain dates"**...

As you and people that are testing S2+PostGIS with your initiative, is important to subscribe the OSGEO's and/or PostGIS forum expressing interest in S2 at PostGIS. PS: yes, the natural...

Hum... only now I see because README.md say nothing: * `md5sum results/s2_test.out` = b0cf2b212cc571173cbcb46b3258ec09 * `md5sum expected/s2_test.out` = b0cf2b212cc571173cbcb46b3258ec09 So they are identical... (perhaps redundant). ... But is not same...

Solved (!), the functions developed at [**osm-codes/s2geom-PoC**](https://github.com/osm-codes/s2geom-PoC) can be used here: ```sql CREATE or replace FUNCTION s2_token_exact_area(token text, ret_meters boolean DEFAULT false) RETURNS float8 AS $f$ import s2sphere kEarthRadiusMeters =...

Hi @ariefrahmansyah , it is the context of human-readable hierarchical geocodes, https://en.wikipedia.org/wiki/Geocode See demonstrations of *base16h* (hierarchical hexadecimal) and *base32* representations [here](https://ppkrauss.github.io/Sfc4q/).

Implementado com `php src/etc/dumpWikidata.php chk`. Resultados: * uma falha detectada, (não achou ID IBGE 3554300 em Q2027342 - Teodoro Sampaio/SP) * 56 municípios sem ID IBGE (P1585) na Wikidata. ```sql...