public void add(string action, string[] words, RihaNode[] previuseActionResult)
{
string addPattern = @"\s*add\s+to\s+\w+\s*";
if (MatchesRegex(action, addPattern))
{
string variableKey = words[2];
if (variableMemory.ContainsKey(variableKey))
{
RihaNode varibale = variableMemory[variableKey];
varibale.Add(previuseActionResult[previuseActionResult.Length - 1]);
}
}
}