Data-structure.md

-PEP allows for the storage and retrieval of tabular data. Conceptually, PEP provides a single table consisting of rows and columns.
+PEP allows for the storage and retrieval of tabular data. Conceptually, PEP provides a single table consisting of rows and columns, e.g.:
 
 | Name    | HatStyle       | BankAccountNr      | LastDoctorVisit | BloodPressure | ... |
 | ------- | -------------- | ------------------ | --------------- | ------------- | --- |