Simplify the following text for a Grade 7 native English-speaking person.
Original: In 1998 , when the remains of the Imperial Family were finally interred , a body measuring approximately 5 ' 7 '' was buried under the name of Anastasia .
Simplified: The remains of the Imperial Family were buried in 1998 . At that time , a body that measured about 5 feet , 7 inches ( 170 cm ) was buried as the body of Anastasia .