Complex sentence: In 1995, Mather Field was officially reopened as a 2,675 acre (11 km²) cargo airport and another 1,432 (5.8 km²) acres became the Mather Regional Park.
Split into simpler sentences: In 1995, the airpor twas officially reopened as a Mather Field, a 2,675 acre (11 km²) cargo airport. Another 1,432 (5.8 km²) acres became the Mather Regional Park.