Simplify the following text for a Grade 6 native English-speaking person.
Original: It was made at the annual World Water Week 2008 , which was held in Stockholm from August 17 to 23 and initiated the Public Private Partnership for Handwashing ( PPPHW ) .
Simplified: The holiday was made at the annual World Water Week 2008 , which was held in Stockholm from August 17 to 23 . Out of this week came the Public Private Partnership for Handwashing ( PPPHW ) .