Occurrence of Attributes in Original Text

The text related to the cultural heritage 'Tropical Rainforest Heritage of Sumatra' has mentioned 'Island' in the following places:
Occurrence Sentence Text Source
It comprises three Indonesian national parks on the island of Sumatra: Gunung Leuser National Park, Kerinci Seblat National Park and the Bukit Barisan Selatan National Park.
The Tropical Rainforest Heritage of Sumatra was chosen because, first, it represents significant area of forests on the island of Sumatra, because of the biodiversity, of lowland and mountain forest.
This once vast island of tropical rainforest has been condensed to secluded areas, in the space of 50 years.
Gunung Leuser National Park in the north of the island is 150xc2xa0km long, over 100xc2xa0km wide and is mostly mountainous.
Criterion (ix): The Tropical Rainforest Heritage of Sumatra represent the most important blocks of forest on the island of Sumatra for the conservation of the biodiversity of both lowland and mountain forests.
This once vast island of tropical rainforest, in the space of only 50 years, has been reduced to isolated remnants including those centered on the three components of the property.