After the cardinal 's death PERSON@1 served at the court of Cardinal PERSON@2 , who was a friend of LOCATION@1 ; according to PERSON@1 himself , writing in the dedication of his first madrigal book , he was the cardinal 's maestro di cappella , although PERSON@3 's musical establishment only included a handful of musicians .

After the cardinal 's death he worked at the court of Cardinal PERSON@2 .
