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:
| dance | best dancer | best score | worst dancer | worst score |
| cha - cha - cha | laila ali | 30 | billy ray cyrus | 13 |
| foxtrot | joey fatone | 30 | leeza gibbons | 15 |
| mambo | laila ali | 30 | john ratzenberger | 19 |
| quickstep | apolo anton ohno laila ali | 30 | clyde drexler | 18 |
| jive | joey fatone ian ziering | 30 | clyde drexler | 16 |
| tango | joey fatone | 30 | john ratzenberger | 20 |
| waltz | laila ali | 27 | clyde drexler | 15 |
| rumba | laila ali apolo anton ohno | 28 | clyde drexler | 13 |
| paso doble | apolo anton ohno | 30 | john ratzenberger leeza gibbons | 16 |
| samba | apolo anton ohno laila ali | 30 | john ratzenberger | 18 |
| freestyle | apolo anton ohno joey fatone | 30 | laila ali | 26 |
Title:
dancing with the stars (u.s. season 4)
Statement:
john ratzenberger scored 20 out of 30 for the mambo dance competition
Answer:
refuted