1984
Recently , researchers began to combine TO with generative models , e.g. , generative adversarial networks , and proposed a new concept , deep generative design , which owns the learning capability from the iteration process and existing design data .
 enabling technology: generative models; enabling technology: generative adversarial networks; engineering feature: deep generative design; concept or principle: process; engineering feature: design; concept or principle: data
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:
 enabling technology: generative models; enabling technology: generative adversarial networks; engineering feature: deep generative design; concept or principle: process; engineering feature: design; concept or principle: data