Fig. 4.
The distribution of question frames in CHQA-email and CHQA-web parts of the corpus. The question frame categories in CHQA-web is used and some of the CHQA-email types are merged with their supertypes
Official websites use .gov
A
.gov website belongs to an official
government organization in the United States.
Secure .gov websites use HTTPS
A lock (
) or https:// means you've safely
connected to the .gov website. Share sensitive
information only on official, secure websites.