I am trying to solve some classification problem while solving it i came across a problem in which some variable only present during only training stage but not present during testing stage .I am not able to solve this type of problem.
Dates - timestamp of the crime incident
Category - category of the crime incident (only in train.csv). This is the target variable you are going to predict.
Descript - detailed description of the crime incident (only in train.csv)
DayOfWeek - the day of the week
PdDistrict - name of the Police Department District
Resolution - how the crime incident was resolved (only in train.csv)
Address - the approximate street address of the crime incident
X - Longitude
Y - Latitude