Complex sentence: In 2006, the Hayfield team placed third in the Northern region behind Langley High School and Thomas Jefferson School for Science and Technology while in 2007, the team placed second in the Northern Region.
Split into simpler sentences: In 2006, the Hayfield team placed third in the Northern Region behind Langley High School and Thomas Jefferson High School for Science and Technology. In 2007, the team placed second in the Northern Region.