Replace nouns in the sentence with pronouns appropriately.
Ellen went to the store and Ellen bought some pencils.
She went to the store and bought some pencils.
Complete the following task based on the instruction and optional input provided.### Instruction:
Replace nouns in the sentence with pronouns appropriately.

### Input:
Ellen went to the store and Ellen bought some pencils.

### Output:
She went to the store and bought some pencils.