1. There are approximately 2,000 islands along the coastline , almost three quarters of which are uninhabited .
2. There are nearly 2,000 islands along the coastline , of which about three quarters are uninhabited .

yes

1. Peter Evatt became an Olympic rower , who was 1953 national sculling champion and represented Australia in rowing at the 1956 Olympic Games in Melbourne .
2. Peter Evatt was an Olympic rower who became a national skulling champion in 1953 and represented Australia while rowing at the 1956 Olympic Games in Melbourne .

yes

1. In 2015 , it was named as part of the Philharmonie de Paris Philharmonie 2 , when a larger symphony room was built by Jean Nouvel and renamed to Philharmonie 1 .
2. In 2015 it was named Philharmonie 2 as part of the Philharmonie de Paris when a larger symphony hall was built by Jean Nouvel and renamed Philharmonie 1 .
yes