Task: Text Simplification
Input (English): the erotian surface gravity varies greatly , since eros is not a sphere but an elongated peanut-shaped -lrb- or potato- or shoe-shaped -rrb- object.
Output (English): the erotian surface gravity changes greatly , since eros is not a sphere but an elongated peanut-shaped -lrb- or potato- or shoe-shaped -rrb- object.