[PAR] [TLE] Kinnairdy Castle [SEP] Kinnairdy Castle is a tower house, having five storeys and a garret, two miles south of Aberchirder, Aberdeenshire, Scotland.  The alternative name is Old Kinnairdy. [PAR] [TLE] David Gregory (physician) [SEP] David Gregory (20 December 1625 – 1720) was a Scottish physician and inventor.  His surname is sometimes spelt as Gregorie, the original Scottish spelling.  He inherited Kinnairdy Castle in 1664.  Three of his twenty-nine children became mathematics professors.  He is credited with inventing a military cannon that Isaac Newton described as "being destructive to the human species".  Copies and details of the model no longer exist.  Gregory's use of a barometer to predict farming-related weather conditions led him to be accused of witchcraft by Presbyterian ministers from Aberdeen, although he was never convicted.
[PAR] [TLE] Kinnairdy Castle [ SEP ] Kinnairdy Castle is a tower house , having five storeys and a garret , two miles south of Aberchirder , Aberdeenshire , Scotland . The alternative name is Old Kinnairdy . [PAR] [TLE] David Gregory ( physician ) [ SEP ] David Gregory ( 20 December 1625 – 1720 ) was a Scottish physician and inventor . His surname is sometimes spelt as Gregorie , the original Scottish spelling . He inherited Kinnairdy Castle in 1664 . Three of his twenty - nine children became mathematics professors . He is credited with inventing a military cannon that Isaac Newton described as " being destructive to the human species " . Copies and details of the model no longer exist . Gregory 's use of a barometer to predict farming - related weather conditions led him to be accused of witchcraft by Presbyterian ministers from Aberdeen , although he was never convicted .
The castle David Gregory inherited in 1664 has how many storeys?
The castle David Gregory inherited in 1664 has how many storeys ?
five
five