For example , sequential clues of `` 5 C in an N '' , `` 2 N in a D '' and `` 2 1\/2 D in a Q '' would be answered correctly with `` 4 Q in a D '' ( the explanation being abbreviations of US coin values , five cents in one nickel , etc. ) Each team receives a wall of 16 clues and must figure out a perfect solution , consisting of four groups of four connected items .
Each team is given a wall of 16 clues and must work out the solution , which will be four groups of four connected items .