( ( Soil ( Well-drained ( sandy ( loam soils ) ) ) ) ( ( are preferred ) . ) )
(ROOT (S (NP (JJ Soil) (JJ Well-drained) (JJ sandy) (NN loam) (NNS soils)) (VP (VBP are) (VP (VBN preferred))) (. .)))
Soil Well-drained sandy loam soils are preferred.
(ROOT (S (S (NP (DT This) (NN statement)) (ADVP (RB best)) (VP (VBZ describes) (NP (JJ sandy) (NNS soils)))) (: :) (S (NP (JJ sandy) (NNS soils)) (VP (VBP allow) (NP (NN water)) (S (VP (TO to) (VP (VB drain) (ADVP (RB quickly))))))) (. .)))
This statement best describes sandy soils: sandy soils allow water to drain quickly.