original: Probably in the ninth century, the village became part of the territory of the monastery of Reichenau.
simplifications: it's thought would become part of the monestery of Reichenau in the 9th century. In the ninth century, the village became part of the monastery of Reichenau. The village might have become part of Reichenau monastery territory in the ninth century. The village became part of the monastery of Reichenau. The time is thought to be the 9th century. Around the ninth century, the village belonged to the monastery of Reichenau. The village became territory of the monastery of Reichenau probably in the ninth century, Around the 800s, the village became part of the territory of Reichenau. In the ninth century approximately, the village became a part of the monastery of Reichenau. Probably in the ninth century, the village became part of the territory of the Reichenau temple. The village became part of the territory of the monastery of Reichenau around the ninth century.