Original: Maya inscriptions mention an individual nicknamed by scholars as '' Spearthrower Owl '' , apparently ruler of Teotihuacan , who reigned for over 60 years and installed his relatives as rulers of Tikal and Uaxactun in Guatemala .
Simplified: Maya inscriptions mention an individual nicknamed by scholars as '' Spearthrower Owl '' . He installed his relatives as rulers of Tikal and Uaxactún in Guatemala .