Assertion: heart's chamber | /r/HasProperty | connected to the esophagus
Facets:
value: via the pneumatic duct
type: MANNER
Source sentences:
text: The swim bladder consists of a posterior chamber, which is connected to the esophagus via the pneumatic duct, and an anterior chamber, which is connected to the inner ear through the Weberian apparatus (Finney et al., 2006).