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A Statistics of NER tags
Table 3 shows the statistics of NER tags in the training, development, and test sets.
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NER Type	Train	VI Dev	Test	Train	TH Dev	Test	Train	ID Dev	Test
BRAND	358	160	170	725	408	387	490	215	229
COLOR	488	249	195	640	298	322	582	277	295
CONSUMER_GROUP	763	369	341	399	238	217	1910	1098	1026
MATERIAL	291	154	135	490	258	221	260	109	151
PATTERN	843	435	392	501	273	245	1021	537	493
PRODUCT	1982	964	963	2808	1473	1521	4786	2584	2557
TOTAL	4725	2331	2196	5563	2948	2913	9049	4820	4751
Table 3: Statistics of NER tags.
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