The bet was submitted before betting was closed.
This is the tx:
https://blockchain.info/es/tx/28febc4f038a7a477b5dd200f43ddb85b9bf147fb7c0a0d2400bcba4ee7c1311
And this is the bet:
http://bitbet.us/bet/591/bitcoin-price-to-rise-above-750-usd/

It's only 0.20 btc, but I just want my money back.