Training Command was the RAF's command responsible for flying and ground training from 1936 to 1940 and again from 1968 to 1977. Training Command was formed from Inland Area on 1 May 1936 and absorbed into RAF Support Command on 13 June 1977. From 27 May 1940 to 1 June 1968, Training Command did not exist as its functions were split into Flying Training Command and Technical Training Command.
RAF Support Command has a component that used to be Training Command. 
( z1 have :ARG0 ( z2 military :name ( z3 name :op "RAF" :op "Support" :op "Command" ) ) :ARG1 ( z4 component :domain ( z5 command :purpose ( z6 train ) :time ( z7 use ) ) ) )