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@1be33727
[com.xpn.xwiki.api.Object@6239efbe, com.xpn.xwiki.api.Object@49aad553, com.xpn.xwiki.api.Object@6e9b61ed, com.xpn.xwiki.api.Object@1b3a4756]