.TH timew-ranges 7 "2021-01-10" "timew 1.4.2" "User Manuals" . .SH NAME timew-ranges \- date and time ranges supported by Timewarrior . .SH SYNOPSIS . .SH DESCRIPTION An interval defines a block of time that is tracked. The syntax for specifying an interval is flexible, and may be one of: . [from] [from] to/- [from] for before/after ago [for] .br Examples are: . from 9:00 from 9am - 11am from 9:00:00 to 11:00 from 9:00 for 2h 2h after 9am 2h before 11:00 2h ago for 2h .br An interval is said to be 'closed' if there is both a start and end, and 'open' if there is no end date.