Test parsing of CSS nth-child tokens.
SUCCESS
Rules from the stylesheet:
#a { color: green; }
#b { color: green; }
#e { color: green; }
#g { color: green; }
#i { color: green; }
Expected result:
#a { color: green; }
#b { color: green; }
#e { color: green; }
#g { color: green; }
#i { color: green; }