huf partition

mine hindu family. (telangana). my dad, me and my brother are members. iam govt employee. my dad n my brother are looking after all properties (agriculture lands). my dad has 5 acres anicental property. and purchased 1.5 acre in 2000. later my brother got martied in 2004. my brother claiming that that property is purchase by his dowry amount so it is his property. i got married in 2010. i received 4.5 lakh as dowry and gave to my brother. again in 2012 we purchased 2 acres. i gave 2 lakh money for acquiring this property. my brother claiming that this is also his property as he purchased with his income. if i file a case for partition how much land i will get as my share.