Input (grade 12): The district was created in 1993 by merging the districts EisenhÃ 1\/4 ttenstadt, Beeskow and FÃ 1\/4 rstenwalde, and the district-free city EisenhÃ 1\/4 ttenstadt.
Output (grade 12): The district was created in 1993 by joining the districts of EisenhÃ 1\/4 ttenstadt, Beeskow and FÃ 1\/4 rstenwalde, and the independent city EisenhÃ 1\/4 ttenstadt.