Assertion: unfired brick | /r/HasProperty | stacked in open lattice pattern
Facets:
value: to allow airflow
type: PURPOSE
Source sentences:
text: Half or more of the trench is filled with "green" (unfired) bricks which are stacked in an open lattice pattern to allow airflow.
text: Half or more of the trench is filled with "green" (unfired) bricks which are stacked in an open lattice pattern to allow airflow.