Table 1.

Example of calculating punctuation distance²

Tokens	Punctuation	Distance	Gold Standard
NEURO	:	2|:	O
:	O	2|:	O
Patient	O	1|,	B-event
very	O	1|,	I-event
lethargic	O	1|,	I-event
,	,	1|,	O
awake	O	0|O	B-event
most	B-TE|O	B-TE|O	O
of	I-TE|O	I-TE|O	O
the	I-TE|O	I-TE|O	O
night	I-TE|O	I-TE|O	O
however	O	0|O	O
rarely	O	0|O	B-event
moving	O	0|O	I-event
.	.	-1|.	O