Simplify the following text for a Grade 4 native English-speaking person.
Original: The Talmud has two components : the Mishnah ( c. 200 CE ) , the first written compendium of Judaism 's Oral Law ; and the Gemara ( c. 500 CE ) , a discussion of the Mishnah and related Tannaitic writings that often ventures onto other subjects and expounds broadly on the Tanakh .
Simplified: The Talmud has two parts , the Mishnah and the Gemara . The Mishnah was written down about 200 C. E , it is about the oral laws of Judaism .