Assertion list for term "unsolvable".

Results from Ascent++: 7
puzzle HasPropertyunsolvable 0.42
problem HasPropertyunsolvable 0.37
cube HasPropertyunsolvable 0.30
problem (aspect of customer) HasPropertyunsolvable 0.23
problem (aspect of child) HasPropertyunsolvable 0.17
chess HasPropertyunsolvable 0.16
tension HasPropertyunsolvable 0.16