 A further impetus was a discussion he had with BBC journalist Kenneth Allsop about whether, as in Lennon's 1965 book "A Spaniard in the Works", his lyrics were conceived as merely "another form of nonsense rhyming".Author Mark Prendergast describes "Rubber Soul" as "the first Beatles record which was noticeably drug-influenced".In Lennon's description, it was "the pot album".