Reference for Eruvin 69:4

ובפלוגתא דהני תנאי דתנן הקיש על גבי שידה תיבה ומגדל טמאין רבי נחמיה ורבי שמעון מטהרין

while the other Master<span class="x" onmousemove="('comment',' R. Eliezer.');">¹⁰</span> is of the opinion that it [has the status of] a tent.<span class="x" onmousemove="('comment',' To which the prohibitions mentioned do apply'. The 'erub, therefore, is inaccessible and ineffective.');">¹¹</span> And do they<span class="x" onmousemove="('comment',' R. Eliezer in our Mishnah and the first Tanna.');">¹²</span> then differ on the same principle as the following Tannas?

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