Original sentence: His poem "Hamnavoe" is set in the twown and is in part a memorial to his father John, a local postman.Stromness presents to the Atlantic a range of cliffs from 100–500 ft high and to Hoy Sound a band of fertile lowlands
Edited sentence: It presents to the Atlantic a range of cliffs from 100–500 ft high, to Hoy Sound a band of fertile lowlands; and it elsewhere consists mainly of bleak, sterile heights