This test validates the blockquote element.
0- Cite is not provided.
1- Cite = "blehblah"
2- Cite = "http://w3c-test.org/"
3- Cite = "http://www2.w3c-test.org/"
4- Cite = "http://天気の良い日.w3c-test.org/"
5- Cite = "http://élève.w3c-test.org/"
6- Cite = "https://www.w3c-test.org/"
7- Cite = "http://w3c-test.org/" w/ spaces
8- Cite = "http://w3c-test.org/" w/ tabs
9- Cite = "http://w3c-test.org/" w/ Unicode space
10- Cite = "http://w3c-test.org/" w/ Unicode tab
11- Cite = "http://w3c-test.org/" w/ Unicode newline
12- Cite = "http://w3c-test.org/" w/ Unicode formfeed
13- Cite = "http://w3c-test.org/" w/ Unicode carriage return
14- Cite = "http://w3c-test.org/" w/ combo spaces