( it ( ( ( has ( too low ) ) ( a ( magnetic ( ( coercivity ( -LRB- ( ( resistance ( to demagnetization ) ) -RRB- ) ) ) ( to ( stay ( magnetized ( for long ) ) ) ) ) ) ) ) . ) )
(ROOT (S (NP (PRP it)) (VP (VBZ has) (ADVP (RB too) (JJ low)) (NP (DT a) (JJ magnetic) (NN coercivity) (PRN (-LRB- -LRB-) (NP (NP (NN resistance)) (S (VP (TO to) (VP (VB demagnetization))))) (-RRB- -RRB-)) (S (VP (TO to) (VP (VB stay) (VP (VBN magnetized) (PP (IN for) (ADVP (RB long))))))))) (. .)))
it has too low a magnetic coercivity (resistance to demagnetization) to stay magnetized for long.
(ROOT (S (NP (NNP Demagnetization)) (VP (VBZ is) (NP (NP (DT the) (NN process)) (SBAR (WHPP (IN in) (WHNP (WDT which))) (S (NP (DT a) (NN magnet)) (VP (VBZ loses) (NP (PRP$ its) (JJ magnetic) (NNS properties))))))) (. .)))