Black belt (martial arts) of ability when using these tactics and are sometimes referred to as McDojos or belt factories. In some Japanese schools, after obtaining a black belt the student also begins to instruct, and may be referred to as a senpai (senior student) or sensei (teacher). In others, a black belt student should not be called sensei until they are sandan (third degree black belt), or the titles kyosa or sabom in Korean martial arts as second degree or higher, as this denotes a greater degree of experience and a sensei must have this and grasp of what is involved in teaching
Subject (grammar) Subject (grammar) The subject in a simple English sentence such as "John runs", "John is a teacher", or "John was ran over by a car" is the person or thing about whom the statement is made, in this case 'John'. Traditionally the subject is the word or phrase which controls the verb in the clause, that is to say with which the verb agrees ("John is" but "John and Mary are"). If there is no verb, as in "John - what an idiot!", or if the verb has a different subject, as in "John - I can't stand him!", then