Anchor: These changes focused primarily on (1) ensuring technologies are demonstrated to a high level of maturity before beginning a weapon system program and (2) taking an evolutionary, or phased, approach to developing new weapon systems.
Entailed: The channels focus on more than one thing. 
Contradiction: The channel does not touch on new weapons systems.
Contradiction: The building is on fire.
Contradiction: A man is having a conversation.
Contradiction: A person is lost and asking directions.
Contradiction: Social Security financing can be worsened even as national savings stays the same.