Subject	earth
Predicate	has_property
Object	an example of a system
Modality	Modality Occurrences
Polarity	POSITIVE
Plausibility	0.9881
Neighborhood Sigma	0.9881
Local Sigma	1.0000
Example Sentences	Sentence Occurrences Source earth is an example of a system 3 Google Autocomplete, Answers.com Questions