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@563c0aaf
[com.xpn.xwiki.api.Object@32938a2c, com.xpn.xwiki.api.Object@745468a4, com.xpn.xwiki.api.Object@51a222a6, com.xpn.xwiki.api.Object@6b90ea28]