should be extended to a purchaser who knows about the pending litigation relating to the decree. If a person ventures to purchase the property being fully aware of the controversy between the decree holder and judgment debtor, it is difficult to regard him as a bona fide purchaser. The true question in each case, therefore, is whether the stranger auction purchaser had knowledge of the pending litigation about the decree under execution. If the evidence indicates that he had no such knowledge he would be entitled to retain the property purchased being a bona fide purchaser and his title to the property remains unaffected by subsequent reversal of the decree. The court by all means should protect his purchase. But if it is shown by evidence that he was aware of the pending appeal against the decree when he purchased the property, it would be inappropriate to term him as a bona fide purchaser. In such a case the court also cannot assume that he was a bona fide or innocent purchaser for