[tag=DT] [word=triangular] [lemma=sign] [tag=IN] [□]
[tag=DT] [word=triangular] [lemma=sign] [tag=IN] [!□]
[tag=DT] [word=triangular] [lemma=sign] [tag=IN] [□ | □]
Picture a car pool lane in your state signified by a triangular sign with horizontal stripes .