original: the town was built on the mouth of a small tributary ; the high street once met the water at the top of the river .
simplifications: at the mouth of the small tributary , a town was built . the high street met the water at the top of the river . 1 . the town was built on the mouth of a small tributary ; the high street once met the water at the top of the river . this town was built on the mouth of a small tributary : the high street once met the water at the top of the river . the town has been built on the mouth of a small tributary ; the high street once met the water at the top of the river . built on the mouth of a small tributary , this town 's high street met the water at the top of the river the town was built at the mouth of a small river ; high street once met the river water . the town was built on the bottom of a small tributary ; the high street once met the water at the top of the river . the town was built at the start of a small tributary ; the high street once met at the top of the river .