public override bool Equals(Object o)
{
if (this == o)
{
return true;
}
if ((o == null) || !(o is ConnectedSentence))
{
return false;
}
ConnectedSentence cs = (ConnectedSentence)o;
return cs.getConnector().Equals(getConnector())
&& cs.getFirst().Equals(getFirst())
&& cs.getSecond().Equals(getSecond());
}