Task: Named Entity Recognition
Input (English):  RESULTS : C57BL / 6 ( B6 ) , 129 / Sv , and ( B6 x 129 / Sv ) F1 hybrid mice , all H - 2b strains , were susceptible to mBSA / IL - 1 - induced arthritis , whereas C3H / HeJ ( H - 2k ) mice were not .
Output (English): IL - 1