Cornelia Parker ( 1956 - ) is a British painter. Cornelia Parker s works have been put up for auction numerous times, with realized prices surpassing estimated prices, varying from 110.6 USD for Highland landscape with a castle on a Loch in 2004 to 31250 USD for THIRTY PIECES OF SILVER (EXHALED) in 2013 , based on the size and medium of the artwork.