[['colony', 'liberation', 'de facto transfer', 'treaty of cession', 'de jure transfer', 'merger'], ['pondichéry', '-', '1 november 1954', '28 may 1956', '16 august 1963', '1 july 1963'], ['chandernagore', '-', '26 june 1949', '28 february 1951', '9 june 1952', '1 october 1954'], ['karikal', '-', '1 november 1954', '28 may 1956', '16 august 1963', '1 july 1963'], ['mahé', '16 june 1954', '1 november 1954', '28 may 1956', '16 august 1963', '1 july 1963'], ['yanaon', '13 june 1954', '1 november 1954', '28 may 1956', '16 august 1963', '1 july 1963']]
there were 4 De Facto Transfer on the same day in November 1954
there were 4 [ENT] on the same day in [ENT]