With no explanation, label text_A→text_B with either "not_related" or "related".
text_A: Frank was released.
text_B: Kidney failure , also known as renal failure or renal insufficiency , is a medical condition of impaired kidney function in which the kidneys fail to adequately filter metabolic wastes from the blood .. kidney function. kidney function. kidney. kidney. filter. ultrafiltration ( renal ). blood. blood. The two main forms are acute kidney injury , which is often reversible with adequate treatment , and chronic kidney disease , which is often not reversible .. kidney. kidney. acute kidney injury. acute kidney injury. chronic kidney disease. chronic kidney disease. In both cases , there is usually an underlying cause .. Kidney failure is mainly determined by a decrease in glomerular filtration rate , which is the rate at which blood is filtered in the glomeruli of the kidney .. kidney. kidney. blood. blood. glomerular filtration rate. Renal function. glomeruli. Glomerulus. decrease. oliguria. The condition is detected by a decrease in or absence of urine production or determination of waste products -LRB- creatinine or urea -RRB- in the blood .. blood. blood. decrease. oliguria. absence of urine production. anuria. creatinine. creatinine. urea. urea. Depending on the cause , hematuria -LRB- blood loss in the urine -RRB- and proteinuria -LRB- protein loss in the urine -RRB- may be noted .. blood. blood. hematuria. hematuria. proteinuria. proteinuria. In kidney failure , there may be problems with increased fluid in the body -LRB- leading to swelling -RRB- , increased acid levels , raised levels of potassium , decreased levels of calcium , increased levels of phosphate , and in later stages anemia .. kidney. kidney. increased acid levels. acidosis. raised levels of potassium. hyperkalemia. decreased levels of calcium. hypocalcemia. increased levels of phosphate. hyperphosphatemia. anemia. anemia. Bone health may also be affected .. Long-term kidney problems are associated with an increased risk of cardiovascular disease .. kidney. kidney. cardiovascular disease. cardiovascular disease
not_related.