====== ATTR: Assignment of Attributes to Objects ======


**Definition**: The relationship ''(o ATTR m)'' specifies that ''m'' is a characteristic
attribute or a particular trait of ''o''.

**Examples:**

    The color of the car is red.

{{:projects:content-annotation:relations:exprop2.png|:projects:content-annotation:relations:exprop2.png}}

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The same fact can be also expressed using a property as in this sentence:

    The car is red.

{{:projects:content-annotation:relations:exprop1.png|:projects:content-annotation:relations:exprop1.png}}

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But these two possibilities cannot be mixed like this:

INCORRECT::!:
{{:projects:content-annotation:relations:exprop3.png|:projects:content-annotation:relations:exprop3.png}}

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   The power of the facility is 29 MW.

{{:projects:content-annotation:relations:exprop4.png|:projects:content-annotation:relations:exprop4.png}}