Question: Which competition featured both PFC CSKA - Sofia and PFC Levski Sofia as participants?
Answers:
answer_text: 1969 Bulgarian Cup Final
answer_text: 1988 Bulgarian Cup Final
answer_text: 1998 Bulgarian Cup Final
answer_text: 2006 Bulgarian Supercup
answer_text: 1987 Bulgarian Cup Final
answer_text: 1974 Bulgarian Cup Final
answer_text: 1976 Bulgarian Cup Final
answer_text: 1985 Bulgarian Cup Final
answer_text: 1970 Bulgarian Cup Final
answer_text: 1997 Bulgarian Cup Final
answer_text: 2005 Bulgarian Cup Final
answer_text: 2005 Bulgarian Supercup
answer_text: 1986 Bulgarian Cup Final
answer_text: 1949 Bulgarian Cup Final
answer_text: 2002 Bulgarian Cup Final
answer_text: 1950 Bulgarian Cup Final
answer_text: 1965 Bulgarian Cup Final