contract ERC721Basic 
{
    /// @dev Emitted when token approvee is set
    event Approval(address indexed _owner, address indexed _approved, uint256 _tokenId);
    /// @dev Emitted when owner approve all own tokens to operator.
    event ApprovalForAll(address indexed _owner, address indexed _operator, bool _approved);
    /// @dev Emitted when user deposit some funds.
    event Deposit(address indexed _sender, uint256 _value);
    /// @dev Emitted when user deposit some funds.
    event Withdraw(address indexed _sender, uint256 _value);
    /// @dev Emitted when token transferred to new owner
    event Transfer(address indexed _from, address indexed _to, uint256 _tokenId);

    // Required methods
    function balanceOf(address _owner) external view returns (uint256 _balance);
    function ownerOf(uint256 _tokenId) public view returns (address _owner);
    function exists(uint256 _tokenId) public view returns (bool _exists);
    
    function approve(address _to, uint256 _tokenId) external;
    function getApproved(uint256 _tokenId) public view returns (address _to);

    //function transfer(address _to, uint256 _tokenId) public;
    function transferFrom(address _from, address _to, uint256 _tokenId) public;

    function totalSupply() public view returns (uint256 total);

    // ERC-165 Compatibility (https://github.com/ethereum/EIPs/issues/165)
    function supportsInterface(bytes4 _interfaceID) external view returns (bool);
}
/// @title Interface for contracts conforming to ERC-721: Non-Fungible Tokens
/// @dev See https://github.com/OpenZeppelin/openzeppelin-solidity/blob/master/contracts/token/ERC721/ERC721.sol
function balanceOf(address _owner) external view returns (uint256 _balance);
// Required methods