Yo dawg, I heard you like cryptic clues ...
Solve these cryptic clues to reveal (and solve) the final clue.
- Well-built steam ship heads East with subtlety (7)
- Cost catches new net tournament (7)
- Begins amidst messy trash twist (6, 4)
- "[Green light objectives incomplete, chief (2, 5)]?"
To clarify: The quotes and question mark are for the final clue. Clue 4 is completely contained within the square brackets, which are not part of the final clue.