[['role', "d'oyly carte 1920 tour", "d'oyly carte 1930 tour", "d'oyly carte 1939 tour", "d'oyly carte 1945 tour", "d'oyly carte 1950 tour"], ['lieutenant', 'sydney granville', 'joseph griffin', 'leslie rands', 'leslie rands', 'donald harris'], ['col fairfax', 'derek oldham', 'charles goulding', 'john dean', 'john dean', 'leonard osborn'], ['sgt meryll', 'darrell fancourt', 'darrell fancourt', 'darrell fancourt', 'darrell fancourt', 'darrell fancourt'], ['leonard meryll', 'hugh enes blackmore', 'john dean', 'thomas hancock', 'herbert garry', 'thomas hancock'], ['jack point', 'henry lytton', 'henry lytton', 'martyn green', 'grahame clifford', 'martyn green'], ['wilfred', 'leo sheffield', 'sydney granville', 'sydney granville', 'richard walker', 'richard watson'], ['1st yeoman', 'james turnbull', 'herbert aitken', 'leonard osborn', 'rhys thomas', 'frederick sinden'], ['2nd yeoman', 'henry blain', 'richard eaton', 'hugh rowlands', 'hilton layland', 'eric thornton'], ['1st citizen', 'allen morris', 'c william morgan', 'c william morgan', 'c william morgan', 'roy roser'], ['2nd citizen', 'harry arnold', 't penry hughes', 'richard walker', 'wynn dyson', 'peter pratt'], ['elsie', 'sylvia cecil', 'winifred lawson', 'helen roberts', 'helen roberts', 'muriel harding'], ['phoebe', 'catherine ferguson', 'marjorie eyre', 'marjorie eyre', 'marjorie eyre', 'joan gillingham'], ['dame carruthers', 'bertha lewis', 'bertha lewis', 'evelyn gardiner', 'ella halman', 'ella halman'], ['kate', 'elsie griffin', 'muriel davies', 'margery abbott', 'margaret mitchell', 'deidree thurlow']]
Martyn Green and Thomas Hancock were the only people assigned a Role more than 1 time , but not in consecutive year
[ENT] and [ENT] were the only people assigned a [ENT] more than 1 time , but not in consecutive year