Match chess is very different from tournament play and, with no respite from your only enemy, considerably more stressful. The first game of a World Championship is a huge deal even for the defending champion (who has played championship matches before) and more so for debutants. In an excellent column, Jon Speelman looks at four first games from matches for the crown, all played between 1954 and 1972. | Pictured: Mikhail Tal | Photo: Bert Verhoeff, Anefo