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Table 2 Number of Phrases Marked up by Annotators and ChemicalTagger

From: ChemicalTagger: A tool for semantic text-mining in chemistry

Phrase Name Annotators' Markup ChemicalTagger Markup
Add 46-49 47
ApparatusAction 18-23 21
Concentrate 10-11 11
Cool 23-28 24
Degass 19-29 22
Dissolve 29-34 30
Dry 36-40 39
Extract 11-12 10
Filter 21-26 20
Heat 15-26 17
Partition 2-7 3
Precipitate 15-20 13
Purify 25-32 26
Quench 16-16 16
Recover 0-9 9
Remove 18-21 30
Stir 33-37 34
Synthesize 50-66 46
Wait 2-8 14
Wash 25-26 25
Yield 35-39 36
Total 490-527 493