Anchor: My system is based on his, though of course I have progressed rather further. 
Entailed: I have come a long way with this system.  
Contradiction: I have not progressed very far with this type of system.  
Contradiction: Two people sit on the sandy beach.
Contradiction: The red brick Royal Palace houses Nepal's finest and most modern museum - the Patan Museum.
Contradiction: a man is on a rollercoaster
Contradiction: A band is meeting with it's fans.