Complex sentence: In 1921 the club yet again won the championship, this time by defeating IS Halmia, the club also won "Hallandspostens pokal" after defeating "Halmstads IF" 5--0, a women's section was added to the athletics part of the club.
Split into simpler sentences: In 1921 the club yet again won the championship, this time by defeating IS Halmia, the club also won "Hallandspostens pokal" after defeating "Halmstads IF" 5--0. The same year, a women's section was added to the athletics part of the club.