<thead>
                                            <tr>
                                                <th><la:message key="labels.dict_mapping_source"/></th>
                                                <th><la:message key="labels.dict_mapping_target"/></th>
                                            </tr>
                                            </thead>

                          example: "Open Source Enterprise Search Server: Fess — Fess 11.0 documentation"
                        content_title:
                          type: string
                          example: "Open Source Enterprise Search Server: Fess — Fe..."
                        digest:
                          type: string

                                            <thead>
                                            <tr>
                                                <th><la:message key="labels.dict_protwords_source"/></th>
                                            </tr>
                                            </thead>
                                            <tbody>

                                            <thead>
                                            <tr>
                                                <th><la:message key="labels.dict_synonym_source"/></th>
                                                <th><la:message key="labels.dict_synonym_target"/></th>
                                            </tr>
                                            </thead>

                                            <thead>
                                            <tr>
                                                <th><la:message key="labels.dict_stopwords_source"/></th>
                                            </tr>
                                            </thead>
                                            <tbody>

                                            <thead>
                                            <tr>
                                                <th><la:message key="labels.dict_stemmeroverride_source"/></th>
                                                <th><la:message key="labels.dict_stemmeroverride_target"/></th>
                                            </tr>
                                            </thead>