Self-experimentation can be dated to at least the 16th century , when Santorio Santorio of Padua , Italy , weighed himself daily on a portable steelyard for 30 years .
Italy /location/location/contains Padua
NN MD VB VBN TO IN JJS DT JJ NN , WRB NNP NNP IN NNP , NNP , VBD PRP RB IN DT JJ NN IN CD NNS .
Italy
LOCATION
Padua
LOCATION
/location/location/contains