Assertion: lightning | /r/HasProperty | a form of electricity
Facets:
Source sentences:
text: He wanted to prove that lightning is a form of electricity.
text: Lightning is a form of electricity.
text: Lightning is a form of electricity.
text: At the first sign of the key receiving an electrical charge from the air, Franklin knew that lightning was a form of electricity.
text: He wanted to prove that lightning is a form of electricity.
text: Lightning is a form of electricity.