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:
| class | part 1 | part 2 | part 3 | part 4 | verb meaning |
| 1 | reiten leihen | ritt lieh | ritten liehen | geritten geliehen | to ride to lend |
| 2a | bieten | bot | boten | geboten | to offer , to bid |
| 2b | saugen | sog | sogen | gesogen | to suck |
| 3a | binden rinnen glimmen | band rann glomm | banden rannen glommen | gebunden geronnen geglommen | to bind to run to shine , to glow |
| 3b | helfen dreschen | half drosch | halfen droschen | geholfen gedroschen | to help to thresh |
| 4 | treffen | traf | trafen | getroffen | to hit |
| 5 | geben | gab | gaben | gegeben | to give |
| 6 | graben | grub | gruben | gegraben | to dig |
| 7a | heißen | hieß | hießen | geheißen | to be called |
| 7b | laufen | lief | liefen | gelaufen | to run |
| 7c | halten | hielt | hielten | gehalten | to hold |
| 7d | schlafen | schlief | schliefen | geschlafen | to sleep |
Title:
none
Statement:
the class for schliefen is 7d
Answer:
supported