Related Clues:

• Six years in the Senate
• Clause in a contract
• Heated seats, e.g.
• To be or not to be, e.g.
• Four years, for a U.S. president
• War classic "Low ___"
• Active span
• Policy postscript
• Headless Horseman, e.g.
• Set length of time
• __ paper
• Possibility
• Call, for example
• __ insurance
• Mass-transit customer