Complex sentence: The 1982 reapportionment changed the boundaries of the 9th Senate District, which previously included parts of Nassau and Queens County; the new district, drawn by Senate Republicans, was now entirely within Nassau County and favored Republicans.
Split into simpler sentences: The 1982 reapportionment changed the boundaries of the 9th Senate District, which previously included parts of Nassau and Queens County. The new district, drawn by Senate Republicans, was now entirely within Nassau County and favored Republicans.