Original sentence: is the son of Peder and "Babben" Lunde who obtained a silver medal (toghether) at the 1952 Summer Olympics in Melbourne, and grandson of Eugen Lunde who won a gold medal at the 1924 Summer Olympics in Paris
Edited sentence: is the son of Peder and "Babben" Lunde who obtained a silver medal (together) at the 1952 Summer Olympics in Melbourne, and grandson of Eugen Lunde who won a gold medal at the 1924 Summer Olympics in Paris