0Hi Awence02br 00The sentence is less than perfect to me as well. It begins with a subordinate clause introduced with a causal 01i 00for02i 00 and the next clause begins with 01i 00and02i 00, a coordinating conjunction. 02br 00What's more, if the speaker wants to use an indefinite article (a) with 01i 00wall02i 00 before the relative clause, the comma should be omitted.
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