Toothpick War!

"First question."

"Among the eleven flying sword blueprints mentioned below, seven of the flying sword blueprints are for the same model, while the remaining four flying sword blueprints are for different models, according to the difference in the design, choose the seven blueprints which are for the same model."

"Of the aforementioned seven blueprints, please answer as to which model of flying sword they belong to as well as the inventor's name and the refining sect of the very same flying sword. Furthermore, please list three exercises which could best unleash the strength of the flying sword."

"There is a total of three errors in the aforementioned seven blueprints, please indicate them separately and correct them as well."

"In accordance with the aforementioned seven sub-blueprints, draw the complete blueprint."

"In accordance with the complete blueprint previously answered, please draw the spiritual energy flow diagram."

"..."