--- license: cc0-1.0 extra_gated_heading: Terms and conditions extra_gated_fields: School name: text Education level: type: select options: - High school - Undergraduate - Graduate - Other Country: country Purpose: type: select options: - Research - Learning - Other Describe the purpose in detail: text I will not use this dataset for commercial purpose: checkbox I will not upload this dataset to the Internet again: checkbox I am not a teacher or professor whether volunteering or not: checkbox extra_gated_button_content: I Agree ---