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:
| date | tournament | surface | opponen | score |
| july 18 , 2005 | tarzana , usa | hard | alex bogomolov , jr | 6 - 3 , 6 - 2 |
| january 2 , 2006 | são paulo , brazil | hard | flávio saretta | 7 - 6 (7 - 2) , 6 - 3 |
| september 25 , 2006 | gramado , brazil | hard | franco ferreiro | 3 - 6 , 7 - 6 (7 - 4) , 6 - 5 ret |
| august 4 , 2008 | segovia , spain | hard | sergiy stakhovsky | 7 - 5 , 7 - 6 (7 - 4) |
| september 29 , 2008 | aracaju , brazil | clay | paul capdeville | 7 - 5 , 6 - 4 |
| september 16 , 2012 | cali , colombia | clay | joão souza | 6 - 2 , 6 - 4 |
Title:
thiago alves (tennis)
Statement:
when the tournament was on a clay surface , the opponent wasn't flávio saretta
Answer:
refuted