How many transactions share a count smaller than 50?
select count ( * ) from transactions where share_count < 50
What are all of the details about the lots?
select t1.lot_details from lots as t1 join transactions_lots as t2 on t1.lot_id = t2.transaction_id join transactions as t3 on t2.transaction_id = t3.transaction_id where t3.share_count < 50