What diseases are both Puerperal pyrexia and pneumonia symptoms of?

Puerperal pyrexia, the Phenomenon and medical concept with DiseasesDB code "25480" and ICD-10 disease code "O86.4" and pneumonia (pneumonia, the inflammatory condition of the lung—especially affecting the microscopic air sacs —associated with fever, chest symptoms, and a lack of air space on a chest X-ray) is a symptom (a diagnostic medical sign) of which disease (abnormal condition of a part or whole of an organism, characterized by identifiable symptoms)?

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I followed this chain of reasoning:

I know from locally stored knowledge that:
pneumonia is a symptom of streptococcal pharyngitis ([fact: ["generated.840613932@trueknowledge.com"]])

streptococcal pharyngitis is a disease ([fact: ["127735976@trueknowledge.com"]])

I used the following facts to provide this answer:

streptococcal pharyngitis is a disease

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