Before revision:  In "bidding games",{\em   in each turn, we hold an 'auction' (bidding) to determine which player moves the token . The players simultaneously submit bids and the higher bidder moves the token.
After revision:  In "bidding games",{\em in each turn, we hold an 'auction' (bidding) to determine which player moves the token : both players simultaneously submit bids and the higher bidder moves the token.