Assertion: sciatica's symptom | /r/HasProperty | pain in the butt
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Source sentences:
text: Now that you see how large and involved the sciatic nerve is with the piriformis muscle, it is easier to understand how the piriformis muscle, which attaches to the front of the sacrum, if too tight on one side can cause the "symptom" referred to as sciatica or "pain in the butt".