public class SimpleQueryContext : IQueryContext<SimpleEntity>
{
}

public class SimpleQuery : IQuery<SimpleQueryContext, SimpleEntity>
{
    public SimpleEntity Execute(SimpleQueryContext queryContext)
    {
        return new SimpleEntity {Name = "Simpl1"};
    }
}

var queryProcessor = container.Resolve<IQueryProcessor>();
var context = new SimpleQueryContext();
SimpleEntity simpleEntity = queryProcessor.Process<SimpleEntity, SimpleQueryContext>(context);

public class SimpleCommand : ICommand
{
}

public class SimpleCommandHandler : ICommandHandler<SimpleCommand>
{
    public void Handle(SimpleCommand command)
    {
        // do something
    }
}

var commandProcessor = container.Resolve<ICommandProcessor>();
var simpleCommand = new SimpleCommand();
commandProcessor.Process(simpleCommand);