Knowledge base index
Description | |
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Statistics | Number of triples: |
Fulltext index
Description | |
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Statistics |
Number of distinct text records: Number of distinct word occurrences: Number of distinct entity occurrences: |
Basic settings
Backend name | Freebase Easy |
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Backend slug | fbeasy |
Backend URL | https://qlever.cs.uni-freiburg.de/api/fbeasy |
Is default: | No |
Fill known prefixes: | Yes |
Languages: | en |
Default maximum | 100 rows |
Default mode: | 3. SPARQL & context sensitive entities |
Features
Supported Keywords: | prefix, select, construct, distinct, where, order, limit, offset, optional, by, as, having, not, textlimit, contains-entity, contains-word, filter, group, union, optional, has-predicate, bind, minus, service, internal, sort, keywords |
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Supported Functions: | asc, desc, avg, values, score, text, count, sample, min, max, average, concat, group_concat, langMatches, lang, regex, sum, dist, contains, str, strlen, substr, strstarts, strends, strbefore, strafter, contains, year, month, day, rand, abs, ceil, floor, round, log, exp, sqrt, sin, cos, tan, if, coalesce, bound, concat, replace, encode_for_uri, isiri, isblank, isliteral, isNumeric, bound |
QLever UI Shortcuts:
ctrl + enter | Send query to backend |
tab | Jump to the next placeholder |
ctrl + space | Invoke auto suggestions |
▲ or ▼ | Move through suggestions |
enter | Choose the selected suggestion |
esc | Close suggestion window |
ctrl + f | Search in editor (supports RegEx) |
ctrl + r | Search and replace in editor |
- Astronauts who walked on the moon
- City, Country, Population
- Female germans with one their professions, and the birth date and place
- Female politicans in the eurozone and their parties, ordered by birth date
- Average height by profession
- Alan Turing's research areas
- German cities by population
- Region, Mountains, Min, Max and Count
- Professions by number of entries
- Mountains higher than 8000 meters
- Astronauts time in space
- articles and their authors
- Element with VdW radius < 200 and their series
- Sorry, no examples found :(