The West Island Line and South Island Line , first put forward to the government by ORGANIZATION@1 on NUMBER@1 January NUMBER@2 , only received approval on NUMBER@3 June NUMBER@4 after its heavily-modified fourth proposal .

The West Island Line and LOCATION@1 , first suggested to the government by MISC@1 on NUMBER@1 January NUMBER@2 , was finally accepted on NUMBER@3 June NUMBER@4 .
