Simplify the following text for a Grade 5 native English-speaking person.
Original: Athena however had pity with Arachne , so before Arachne had died , she changed the rope into a cobweb , and Arachne into a spider .
Simplified: Athena was angered , but gave Arachne a chance to redeem herself . Assuming the form of an old woman , she warned Arachne not to offend the gods .