### Clue: Like posh children occupying seats, every other one being taken (4,2)
### Answer: SUCH AS 
 ### Explanation: Like posh children occupying seats, every other one being taken (4,2)
**U** ("posh") + **CH** (children) *occupying* **S**(e)**A**(t)**S** [*every other one being taken*, i.e. removed]