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| * '''Super-ingredient''' - the ''<en:soya'' line describes the super-ingredient ingredient of this (sub-ingredient) ingredient. The relationship between the super-ingredient an the sub-ingredient is an ''is-a-kind-of-relationship''. This means that the sub-ingredient is a kind of super-ingredient. In this example the soybean ingredient is a kind soy ingredient. The sub-ingredient provides more details of the ingredient. In this case the super-ingredient is very broad (something with soy), wheras the sub-ingredient adds the detail of the bean. This line is optional, if no super-ingredient can be specified. | | * '''Super-ingredient''' - the ''<en:soya'' line describes the super-ingredient ingredient of this (sub-ingredient) ingredient. The relationship between the super-ingredient an the sub-ingredient is an ''is-a-kind-of-relationship''. This means that the sub-ingredient is a kind of super-ingredient. In this example the soybean ingredient is a kind soy ingredient. The sub-ingredient provides more details of the ingredient. In this case the super-ingredient is very broad (something with soy), wheras the sub-ingredient adds the detail of the bean. This line is optional, if no super-ingredient can be specified. |
| * '''Key''' - The ''en:soya bean'' line is the main name (key) of the ingredient. This doubles as name for the ingredient (in this case in english (''en:'')). | | * '''Key''' - The ''en:soya bean'' line is the main name (key) of the ingredient. This doubles as name for the ingredient (in this case in english (''en:'')). |
− | * '''Translations''' - The next lines provide translations of the main ingredient in other languages. One language per line. Each line starts with a language prefix. Thus ''de:'' means german. This language prefix is the [https://en.wikipedia.org/wiki/ISO_639-1 ISO 639-1 code]. | + | * '''Translations''' - The next lines provide translations of the main ingredient in other languages. One language per line. Each line starts with a language prefix. Thus ''de:'' means german. |
| * '''Synonyms''' - an ingredient in a language can have multiple synonyms. These synonyms appear as secondary entries on a language line. The first entry is however the main name in that language. | | * '''Synonyms''' - an ingredient in a language can have multiple synonyms. These synonyms appear as secondary entries on a language line. The first entry is however the main name in that language. |
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| Producers sometimes try to shorten the length of ingredients lists by suppressing repetition. For instance the entry ''vegetable fats (palm, sunflower)'' should actually be read as two elements: ''palm vegetable fat'' and ''sunflower vegetable fat''. In this case the parentheses act as method to avoid repetition. | | Producers sometimes try to shorten the length of ingredients lists by suppressing repetition. For instance the entry ''vegetable fats (palm, sunflower)'' should actually be read as two elements: ''palm vegetable fat'' and ''sunflower vegetable fat''. In this case the parentheses act as method to avoid repetition. |
| | | |
| + | === Language prefix === |
| + | The language prefixes are based on the approach taken by [https://en.wikipedia.org/wiki/Wikipedia:WikiProject_Languages Wikipedia]. In practice this implies that the languages prefixes as used by wikidata are used, this inlcudes both the language and the associated script (if applicable). |
| === Practice === | | === Practice === |
| Some experiences have been gathered in building the OFF taxonomy. These can be divided into guiding principles and steps. | | Some experiences have been gathered in building the OFF taxonomy. These can be divided into guiding principles and steps. |