It is the official solution, Liq. 
( It ( ( is ( ( ( the ( official solution ) ) , ) Liq ) ) . ) )
(ROOT (S (NP (PRP It)) (VP (VBZ is) (NP (NP (DT the) (JJ official) (NN solution)) (, ,) (NP (NNP Liq)))) (. .)))
This is an unofficial solution, Liq.
( This ( ( is ( ( ( an ( unofficial solution ) ) , ) Liq ) ) . ) )
(ROOT (S (NP (DT This)) (VP (VBZ is) (NP (NP (DT an) (JJ unofficial) (NN solution)) (, ,) (NP (NNP Liq)))) (. .)))