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@16a708b6
[com.xpn.xwiki.api.Object@302cf058, com.xpn.xwiki.api.Object@56573a1d, com.xpn.xwiki.api.Object@78a87233, com.xpn.xwiki.api.Object@7ae1b027]