Complex sentence: These three NS-organisations work for the Ministry of Traffic and Water but they where a part of the of the NS-organisation, with the intention the tasks will which are considered couple as government tasks separately from the NS.
Split into simpler sentences: These three NS-organisations work for the Ministry of Traffic and Water. However, they weere part of the of the NS-organisation, with the intention the tasks will which are considered couple as government tasks separately from the NS.