2016
Therefore , to be practical , current methods and tools from academic codes or commercial software tools all adopt knowledge based methods with TO methods for lattice filling .
 material: be; machine or equipment: tools; concept or principle: software; engineering feature: lattice filling
Please list all entity words in the text that fit the category.Output format is "type1: word1; type2: word2". 
Option: manufacturing standard, machanical property, manufacturing process, material, engineering feature, process parameter, machine or equipment, application, process characterization, enabling technology, biomedical, concept or principle 
Text: {0} 
Answer:
 material: be; machine or equipment: tools; concept or principle: software; engineering feature: lattice filling