sentence1: As a result of the painstaking centimeter-by-centimeter recovery of the fragmentary but still powerful traces of the real Leonardo, we can now see, for example, that Philip (third to the right) has an expression of acute grief rather than the simpering pathos left by restorers who presumed to improve on the original.
sentence2: The recovery of the work of the real Leonardo has unveiled new insights on the attitudes of the characters depicted.