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@5685c11f
[com.xpn.xwiki.api.Object@674a0699, com.xpn.xwiki.api.Object@2cf75bc9, com.xpn.xwiki.api.Object@23ab002f, com.xpn.xwiki.api.Object@2f991ff4]