public static function build($input, $output)
    {
        /**
         * The directory that contains the input file.
         *
         * Used to include common files.
         *
         * @var string
         */
        $directory = dirname($input) . '/';

        /**
         * The name of the file that contains the context.
         *
         * @var string
         */
        $file = basename($input);

        /**
         * The name of the context.
         *
         * @var string
         */
        $name = substr($file, 0, -4);

        /**
         * The name of the class that defines this context.
         *
         * @var string
         */
        $class = 'Context' . $name;

        /**
         * The formatted name of this context.
         *
         * @var string
         */
        $formattedName = static::formatName($name);

        file_put_contents(
            $output . '/' . $class . '.php',
            static::generate(
                [
                    'name' => $formattedName,
                    'class' => $class,
                    'link' => static::$LINKS[$name],
                    'keywords' => static::readWords(
                        [
                            $directory . '_common.txt',
                            $directory . '_functions' . $file,
                            $directory . $file,
                        ]
                    ),
                ]
            )
        );
    }