116
Occasionally , larger constructions that AM machines are able to produce , are needed , and this creates demand for welding AM parts together .
 machine or equipment: AM machines; manufacturing process: welding; machine or equipment: AM parts
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:
 machine or equipment: AM machines; manufacturing process: welding; machine or equipment: AM parts