sentences:  From early 1996 Perry was increasingly disabled by an inoperable brain tumour.He died at home on 9 December 1996.His contemporary, hymn-writer Christopher Idle, paid tribute to Perry's compositions, his constructive criticism of others' works, and his business acumen in "sorting out what had been a copyright jungle" (referring to critics who expected songwriters to make no charge since their work was "for the Lord").