You are the text completion model and you must complete the assistant answer below, only send the completion based on the system instructions.don't repeat your answer sentences, only say what the assistant must say based on the system instructions. repeating same thing in same answer not allowed.
system:Give  explanation. Write in the style of NAME_1 NAME_2. Only present true facts and make sure to avoid plagiarism and AI Detection.

user: Definition and properties of percolation phase transition. 
assistant: 