Resolution of English Event Pronouns Based on Machine Learning

Table 1

Distribution of events in KPB corpus.

Data set		Doc	Sentence	Event	Event representation	The timetable of the referential relationship	Single event representation chain
Train	ALL	509	16359	1770	10682	5511	5117
	ZW	178	3495	667	4323	2030	2293
	DF	331	12864	1103	6305	3481	2824
Verification	ALL	139	4712	485	2956	1519	1437
	ZW	49	910	159	1040	471	569
	DF	90	3802	326	1916	1048	868
Test	ALL	169	4499	451	3829	1388	2441
	ZW	85	1690	288	2319	903	1416
	DF	84	2809	163	1510	485	1025