Assertion: smallpox's virus | /r/HasProperty | carried in building
Facets:
Source sentences:
text: Rarely, smallpox was spread by virus carried in the air in enclosed settings such as buildings, buses, and trains.
text: Rarely, smallpox has been spread by virus carried in the air in enclosed settings such as buildings, buses, and trains.
text: Rarely, smallpox has been spread by virus carried in the air in enclosed settings such as buildings, buses, and trains.
text: Rarely, smallpox has been spread by virus carried in the air in enclosed settings such as buildings, buses, and trains.
text: Rarely, smallpox has been spread by virus carried in the air in enclosed settings such as buildings, buses, and trains.