[Regarding] a bridal chair whose panels were removed: Beis Shammai rule [the chair] tamei but Beis Hillel rule [it] tahor. Shammai says: Even the frame of the chair is tamei. [Regarding] a chair that was attached to a kneading trough: Beis Shammai rule [the chair] tamei but Beis Hillel rule [it] tahor. Shammai says: Even [a chair] built into [the trough is tamei].