Assertion: black mamba's venom | /r/CapableOf | affect heart
Facets:
Source sentences:
text: The venom of the eastern green mamba is a potent neurotoxin which affects the nerves, muscles, and heart, and triggers quick death by respiratory paralysis.
text: The venom of green mambas contains neurotoxins and cardiotoxins (affecting the brain and heart, respectively) that cause death by respiratory paralysis.