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contract Crowdfund {
    // defining our Request struct
    struct Request {
        string description;
        uint256 value;
        address recipient;
        bool complete;
        uint256 approvalCount;
        mapping(address => bool) approvals;
    }
    function createRequest(
        string description,
        uint256 value,
        address recipient
    ) public ownerOnly {
        Request memory newRequest = Request({
            description: description,
            value: value,
            recipient: recipient,
            complete: false,
            approvalCount: 0
        });
 
        // Request(description, value, recipient, false); // alternative syntax to create Request instance - NOT RECOMMENDED!
 
        requests.push(newRequest);
    }
}

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struct <structure_name> { 
   <data type=""> variable_1; 
   <data type=""> variable_2;
}
</data></data></structure_name>

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contract test {
   
   // Declaring a structure
   struct Ogre {
      string name;
      string family;
      uint level;
      bool dead;
   } 
}