Assertion: castle's book | /r/HasProperty | released on september
Facets:
Source sentences:
text: The fourth book in the series, Frozen Heat, was released on September 11, 2012.
text: The second book, Naked Heat, was released on September 28, 2010.
text: The third book, Heat Rises, was released on September 20, 2011.
text: The fourth book was released on September 11, 2012, and debuted at No. 7 on September 23.