Simplify the following text for a Grade 7 native English-speaking person.
Original: San Miguel de TucumÃ n ( usually referred to as simply TucumÃ n ) is the capital of the TucumÃ n Province , located in northern Argentina at 1.311 km .
Simplified: San Miguel de TucumÃ n is the capital city of the TucumÃ n Province , Argentina .