Complex sentence: Johan Sverkersson (Old Norse: "Jón jarl Sörkvisson") (c.1201--1222) was a Swedish elected king in 1216, crowned in 1219, and remained king till his death in 1222.
Split into simpler sentences: Johan Sverkersson (Old Norse: "Jón jarl Sörkvisson") (c.1201--1222) was a Swedish king elected in 1216. He was crowned in 1219, and remained king till his death in 1222.