question: What are some uses for Blue Lias
answer: Blue Lias has been used locally as a building stone and as a raw material for lime mortar and Portland cement
turker_answer: Blue Lias has been used locally as a building stone and as a raw material for lime mortar and Portland cement .
rule-based: Some uses for Blue Lias are Blue Lias has been used locally as a building stone and as a raw material for lime mortar and Portland cement