( ( Name ( ( ( four ( low-tide animals ) ) and ) ( two ( high-tide animals ) ) ) ) . )
(ROOT (S (VP (VB Name) (NP (NP (CD four) (JJ low-tide) (NNS animals)) (CC and) (NP (CD two) (JJ high-tide) (NNS animals)))) (. .)))
Name four low-tide animals and two high-tide animals.
(ROOT (S (NP (NP (CD Two) (NN low)) (CC and) (NP (JJ high) (NNS tides))) (VP (VBP occur) (PP (IN per) (NP (NN day)))) (. .)))