The oblique (objective) form you functioned previously in the roles of both accusative and dative, as well as all instances after a preposition.
Chris Martin is lead singer, rhythm guitarist and pianist for the alternative band Coldplay. The group has won multiple Grammy Awards over the years, one being for their debut album.
Ann Wilson was the lead singer and sometimes played the flute. Roger Fisher played the lead guitar and sang. Steve Fossen played the bass guitar. Nancy Wilson played lots of different types of guitar and sang. Mike Fisher managed the band and also looked after the sound and the lights.