Generate UD annotations for the following tokenized text:
Er starb am 15.
Postion	Tokenization
1	Er
2	starb
3	am
4	an
5	dem
6	15
7	.
Position	Tokenization	UPOS	Head	Deprel
1	Er	PRON	2	nsubj
2	starb	VERB	0	root
3	am	_	None	_
4	an	ADP	5	case
5	dem	DET	5	det
6	15	NUM	2	dep
7	.	PUNCT	5	punct