( ( This ( fourth test ) ) ( ( was ( called ( ( positive negative ) ( stimulus scale ) ) ) ) . ) )
(ROOT (S (NP (DT This) (JJ fourth) (NN test)) (VP (VBD was) (VP (VBN called) (NP (ADJP (JJ positive) (JJ negative)) (NN stimulus) (NN scale)))) (. .)))
This fourth test was called positive negative stimulus scale .
(ROOT (S (NP (PRP We)) (VP (VBP call) (NP (NP (DT an) (JJ incorrect) (NN test) (NN result)) (SBAR (WHNP (WDT that)) (S (VP (MD should) (VP (VB have) (VP (VBN been) (ADJP (JJ positive) (NP (NP (DT a) (-LRB- -LRB-) (NN n) (-RRB- -RRB-)) (ADJP (JJ false) (JJ negative))))))))))) (. .)))