13096
Moreover , elevated levels of pyridoxal kinase ( PDXK ) , the enzyme that converts pyridoxine and other vitamin B6 precursors into PLP , have been shown to constitute a good , therapy - independent prognostic marker in patients affected by non - small cell lung carcinoma ( NSCLC ) .
 Chemical: pyridoxal; Chemical: pyridoxine; Chemical: vitamin B6; Chemical: PLP
Given options, please tell me the categories of all the listed entity words.Output format is "type1: word1; type2: word2". 
Option: Chemical 
Text: {0} 
 Entities: pyridoxal, pyridoxine, vitamin B6, PLP 
Answer:
 Chemical: pyridoxal; Chemical: pyridoxine; Chemical: vitamin B6; Chemical: PLP