normalize the following up to third nf

Question

Sid	Sname	Sage	Did	Dname	Cid	Cname	Grade	IID	Iname	Igender
23	Abebe	19	101	Comp	231	Introduction	B	91	Hailu	Male
45	Selam	21	101	Comp	231	Introduction	A	92	Genet	Female
23	Abebe	19	101	Comp	351	Database	C	95	Feleke	Male
34	Zelalem	20	103	Maths	351	Database	B	97	Markos	Male
40	Almaz	22	102	Bio	421	Cell	A	93	Mengistu	Male

normalize this table up to third normal form