Complex sentence: It was developed by Oracle and other partners, and it was submitted as input to the Lemonade Profile IETF Working Group; however, P-IMAP was not included in the Lemonade Profile (RFC 4550).
Split into simpler sentences: It was developed by Oracle and other partners, and submitted as input to Lemonade Profile IETF Working Group. Push IMAP was not included in the Lemonade Profile (RFC 4550).