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@5d674ec2
[com.xpn.xwiki.api.Object@588e5634, com.xpn.xwiki.api.Object@68bd9d57, com.xpn.xwiki.api.Object@78a4f079, com.xpn.xwiki.api.Object@14a7d5d0]