Complex sentence: The tenth track "Mannequin" is a dance-pop song with a trip hop influence, with some critics noting it for being "risky" and "futuristic" while others said her vocals sounded "lifeless".
Split into simpler sentences: The tenth track "Mannequin" is a dance-pop song with a trip hop influence. While being noted for its "risky" and "futuristic" nature, it has also been suggested that Spears' vocals sounded "lifeless".