 Together with his wife , Yoko Ono , John Lennon spent New Year 1970 in Aalborg , Denmark , establishing a relationship with Ono 's former husband , artist Tony Cox , and visiting Cox and Ono 's daughter Kyoko . The visit coincided with the start of what Lennon termed " Year 1 AP ( After Peace ) " , following his and Ono 's much @-@ publicised Bed @-@ Ins and other peace @-@ campaign activities throughout 1969 . 
