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@2b1aa78c
[com.xpn.xwiki.api.Object@72c0ec26, com.xpn.xwiki.api.Object@57cfeda5, com.xpn.xwiki.api.Object@13fb18ad, com.xpn.xwiki.api.Object@4a11101a]