| 21. | Even cars, within a given model class, are more difficult than ever to tell apart.
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| 22. | The brothers, Herman and Egbert, have long unkempt beards but are easy to tell apart.
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| 23. | Externally the cars are very difficult to tell apart.
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| 24. | The tail is long, but difficult to tell apart from the rest of the shark.
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| 25. | The estate, introduced in May 1991, was even harder to tell apart from its 745 predecessor.
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| 26. | They are also the toughest to tell apart.
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| 27. | The two species are hard to tell apart.
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| 28. | By this point, Parrish's paintings and prints were physically hard to tell apart, even up close.
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| 29. | Color display makes them easier to tell apart.
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| 30. | Different hairstyles make them easy to tell apart.
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