public AndNode(AbstractNode left, AbstractNode right) { _left = left; _right = right; }
public SentenceNode(AbstractNode direction, AbstractNode action, AbstractNode distance) { _direction = direction; _action = action; _distance = distance; }
public AndNode(AbstractNode left, AbstractNode right) { _left = left; _right = right; }
public SentenceNode(AbstractNode direction, AbstractNode action, AbstractNode distance) { _direction = direction; _action = action; _distance = distance; }