By calculation (generator: ["day_week@trueknowledge.com"]) I know that:
Saturday
is the day of the week of
October 25th 1980
Sunday
is the day of the week of
October 25th 1981
Monday
is the day of the week of
October 25th 1982
Tuesday
is the day of the week of
October 25th 1983
Thursday
is the day of the week of
October 25th 1984
Friday
is the day of the week of
October 25th 1985
Saturday
is the day of the week of
October 25th 1986
Sunday
is the day of the week of
October 25th 1987
Tuesday
is the day of the week of
October 25th 1988
By calculation (generator: ["timepoint_when_day_happened_on@trueknowledge.com"]) I know that:
October 25th 1980
is a timepoint when the day happened on
Saturday, the 25th of October and 1980s
October 25th 1986
is a timepoint when the day happened on
Saturday, the 25th of October and 1980s