public class XLogic{}
public class XRequest {}
public class XResponse {}

public class YLogic{}
public class YRequest {}
public class YResponse {}

Namespace X {
    public class Logic{}
    public class Request {}
    public class Response {}
}

Namespace Y {
    public class Logic{}
    public class Request {}
    public class Response {}
}

public class X {
    public class Logic{}
    public class Request {}
    public class Response {}
}

public class Y {
    public class Logic{}
    public class Request {}
    public class Response {}
}