<s>[INST] What does a "+" sign signify in chess notation? [/INST] In chess notation, the "+" sign is used to indicate a check. When a move puts the opponent's king in a position to be captured (check), a "+" symbol is added to the notation of that move.</s>\ <s>[INST] Are there other ways to notate a check? [/INST] Check is sometimes marked with a dagger † or the abbreviation ch.</s>\ <s>[INST] Thanks. Are there any rules about how many times I can be in a check position? [/INST] 