You can optionally add a sample solution that's shown after the student created a text. It's called sample solution because there probably is not only one solution.
Keyword or phrase to look for. Use an asterisk '*' as a wildcard for one or more characters. Use a slash '/' at the beginning and the end to use a regular expression.
Add optional variations for this keyword. Example: For a 'city' add alternatives 'town', 'municipality' etc. Points will be awarded if the user includes any of the specified alternatives.