If you are using the boiling point of water to calibrate a thermometer, you must estimate the boiling point is based on your altitude.
(you; are using; the boiling point of water; to calibrate a thermometer) Context(you are using,List([3, 16))):(you; are using the boiling point of water to calibrate; a thermometer) (you; must estimate; the boiling point is based on your altitude) Context(you must estimate,List([72, 89))):(the boiling point; is based; on your altitude)
you are using,List([3, 16)) you must estimate,List([72, 89))
you you you the boiling point
are using are using the boiling point of water to calibrate must estimate is based
the boiling point of water to calibrate a thermometer
a thermometer
the boiling point is based on your altitude
on your altitude