Table 3.

Event extraction performance on the UW portion of the SHAC test set

Event type	Argument	# Gold	P	R	F1
Substance	Trigger	1310	0.94	0.96	0.95
	Status Time	1310	0.89	0.90	0.89
	Amount	217	0.74	0.76	0.75
	Duration	65	0.77	0.71	0.74
	Frequency	165	0.73	0.74	0.73
	History	103	0.60	0.69	0.64
	Method	102	0.68	0.55	0.61
	Type	319	0.76	0.62	0.68
Employment	Trigger	153	0.94	0.88	0.91
	Status Employ	153	0.90	0.84	0.87
	Duration	5	0.80	0.80	0.80
	History	7	0.80	0.57	0.67
	Type	84	0.80	0.57	0.67
Living Status	Trigger	354	0.88	0.89	0.89
	Status Time	354	0.87	0.87	0.87
	Type Living	354	0.84	0.83	0.83
	Duration	9	0.50	0.33	0.40
	History	2	0.50	0.50	0.50
OVERALL		5066	0.87	0.85	0.86