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:
| team | outgoing manager | manner of departure | date of vacancy | replaced by | date of appointment |
| rangers | walter smith | resigned | may 1998 | dick advocaat | june 1998 |
| celtic | wim jansen | resigned | may 1998 | jozef vengloå¡ | june 1998 |
| dundee united | tommy mclean | mutual consent | 4 september 1998 | paul sturrock | 5 september 1998 |
| st johnstone | paul sturrock | resigned | 5 september 1998 | sandy clark | 7 september 1998 |
| motherwell | harri kampman | resigned | 15 october 1998 | billy davies | 15 october 1998 |
| aberdeen | alex miller | sacked | 8 december 1998 | paul hegarty (caretaker) | 8 december 1998 |
Title:
1998 - 99 scottish premier league
Statement:
the date of vacancy for the rangers and celtic was may 1998
Answer:
supported