### Clue: Strict person is in Berlin, to which I travel posh car (8)
### Answer: RIGORIST 
 ### Explanation: Definition: Strict person
 IST(German, as spoken in Berlin, for "is") **placed below**(to which, in a down clue) { [ I + GO(to travel) ] **contained in**(in) RR(abbrev. for the Rolls Royce;posh car) }