Chinastark/bird_dataset huggingface dataset:
Column: positiontitle
Name: position title
Data format: text
Description: the position title
Column: educationrequired 
Name: education required
Data format: text
Description: the required education year
Value description: commonsense evidence:
Generally, more complex work requires more education year.
Column: minsalary
Name: minimum salary
Data format: text
Description: minimum salary of this position
Column: maxsalary
Name: maximum salary
Data format: text
Description: maximum salary of this position