The given diagram is an introduction that compares the modification of a particular school between 1985 and the current situation. Generally speaking, it contains more school population and there are multiple facilities structured.
First and foremost, it is evident that there was originally a road linked to the playing field which is ultimately removed , and trees are 
further
 planted in the same place. Linking Words
Moreover
, the size of the library and the playing grounds are considerably reduced, and Linking Words
then
 the rest spaces are substituted by a new pool, a newly built fitness room and a classroom. Linking Words
Furthermore
, the library Linking Words
also
 merged with a computer room and is called a learning resources centre in Linking Words
this
 new layout.
From another perspective, obviously, there was only one classroom on the right side of the map in 1985, including merely two storeys. Linking Words
However
, nowadays, the previous building is designed as three floors, with one extra floor added. Linking Words
Nevertheless
, another classroom is  included which is located beneath the building. As for the office, it is barely changed, still in the same location, on the upper left of the picture.Linking Words