Assertion list
futon (primary) → IsA
Results from Ascent++: 5
futon → IsA → cotton padded mattress 0.59
futon → IsA → flat mattress 0.42
futon → IsA → mattress 0.39
futon → IsA → firmer than traditional mattres… 0.29
futon → IsA → a japanese style mattress 0.16