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Solution to part (a)

The following shows the elements of C at each stage:
{h}
{e,h}
{c,e,h}
{d,c,e,h}
{g,d,c,e,h}
The set of logical consequences of KB is {g,d,c,e,h}.
Computational Intelligence online material, ©David Poole, Alan Mackworth and Randy Goebel, 1998

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