Subject	rocks
Predicate	has_property
Object	mined
Modality	Modality Occurrences TBC[mined from ground] 1
Polarity	POSITIVE
Plausibility	0.0438
Neighborhood Sigma	0.0438
Local Sigma	0.0444
Example Sentences	Sentence Occurrences Source rocks are mined 3 Google Autocomplete, Answers.com Questions rocks and minerals are mined from the ground 1 Answers.com Questions