sentence: It 's not so hard to find sights to see in such a big city as Moscow , but when you have a wide variety of museums , parks , clubs , you will try to visit only the best ones .
modified: It 's not so hard to find sights to see in such a big city like Moscow , but when you have a wide variety of museums , parks , clubs , you will try to visit only best ones .
transformation: PREP, DET