Possible Clues:

• "Que ___?" (Spanish for "How are you?")
• '¿Que ___?' ('What's up?' in Mexico)
• World Chess Champion after Botvinnik
• ___ vez (Mexican 'maybe')
• Chess champion who succeeded Botvinnik
• 1960s world chess champion Mikhail ___
• Metrical pattern
• Mikhail --, the eighth World Chess Champion
• 1960-'61 chess champ Mikhail
• � Farlow, jazz guitarist