Related Clues:

• Riddle involves Kipling poem, in a way
• Examine carefully if seen in street
• Use a riddle
• De-lump, as flour
• Screen is upside down, has loud music and is square
• Process, as flour
• Search (through), as evidence
• Examine carefully, as evidence
• Comb through
• Aerate, as flour
• Riddle provided in a way
• Pass though a sieve
• Make fine, as flour
• Use a sieve on
• Examine (eg evidence) discriminatingly