#occasion.opportunity  an opportunity to do something; "there was never an occasion for her to demonstrate her skill"
  supertype:  #opportunity  a possibility due to a favorable combination of circumstances; "the holiday gave us the opportunity to visit Washington"; "now is your chance"
  subtype:  #cut-rate_sale__sale__sales_event__salesevent  an occasion (usually brief) for buying at specially reduced prices; "they held a sale to reduce their inventory"; "I got some great bargains at their annual sale"
     subtype:  #bazaar.cut-rate_sale__fair  a sale of miscellany; often for charity; "the church bazaar"
        subtype:  #book_fair__bookfair  bazaar at which books are sold or auctioned off in order to raise funds for a worthy cause
        subtype:  #craft_fair__craftfair  fair at which objects made by craftsmen are offered for sale
     subtype:  #inventory-clearance_sale__inventoryclearancesale__clearance_sale__clearancesale  a sale to reduce inventory
     subtype:  #closeout  a sale intended to dispose of all remaining stock
     subtype:  #fire_sale  a sale of merchandise damaged by fire
     subtype:  #garage_sale__yard_sale  a sale of used personal or household items held on the seller's premises
     subtype:  #rummage_sale__rummagesale__jumble_sale  a sale of donated articles
     subtype:  #white_sale__whitesale  a sale of household linens

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