You are given the conttent of a table in the input (row by row). Generate an unambiguous question based on the information present in the table, such that: 1) It's answer is unique and is in the given table, 2) Its answer is a contiguous text span from the table. Avoid creating questions that can be answered correctly without reading/understanding the table
Q: Table: ['Year', 'Competition', 'Venue', 'Position', 'Notes']. ['1989', 'European Indoor Championships', 'The Hague, Netherlands', '10th', '']. ['1989', 'World Indoor Championships', 'Budapest, Hungary', '9th', '']. ['1991', 'World Indoor Championships', 'Lisbon, Portugal', '6th', '']. ['1991', 'World Championships', 'Tokyo, Japan', '5th', '5.75 m NR']. ['1992', 'European Indoor Championships', 'Genoa, Italy', '5th', '']. ['1993', 'World Championships', 'Stuttgart, Germany', '11th', '']
A: 
when was the championships held?