Give you a statement and table with its title in Markdown format, please determine whether the statement is supported or refuted by, or is unrelated to the table. It'a binary classification problem, you should choose the answer between supported and refuted. Table cells in one row are seperated by '|', and different rows are seperated by '
'.

Table:
| year | competition | venue | position | event |
| 1983 | mediterranean games | latakia , syria | 1st | 4x400 m relay |
| 1986 | european championships | stuttgart , germany | 4th | 4x400 m relay |
| 1988 | european indoor championships | budapest , hungary | 5th | 400 m |
| 1989 | european indoor championships | the hague , netherlands | 6th | 400 m |
| 1990 | european championships | split , yugoslavia | 4th | 4x400 m relay |
| 1991 | world indoor championships | seville , spain | 3rd | 4x400 m relay |
| 1991 | summer universiade | sheffield , great britain | 3rd | 4x400 m relay |
| 1993 | mediterranean games | narbonne , france | 3rd | 4x400 m relay |
Title:
vito petrella
Statement:
both of the 1991 competitions did happened in sheffield , great britain
Answer:
refuted