Groovy
Fetch an element of a list by index
http://langref.org/all-languages/lists/access/fetch-by-index
Three
com.xpn.xwiki.api.Object@4718987c
[com.xpn.xwiki.api.Object@1fc3195b, com.xpn.xwiki.api.Object@41b5b5a7, com.xpn.xwiki.api.Object@a908a5, com.xpn.xwiki.api.Object@597688f9]