Complex sentence: Héctor Echavarría was born in Corrientes, the capital city of the northern province of Corrientes, in his native Argentina, Hector Echavarria was a sickly child who suffered from severe asthma, and was encouraged by his parents to use martial arts to overcome his handicap.
Split into simpler sentences: Héctor Echavarría was born in Corrientes, the capital city of the northern province of Corrientes, in his native Argentina. Hector was a sickly child who suffered from severe asthma, and was encouraged by his parents to use martial arts to overcome his handicap.