print(after_rag_chain.invoke("What is the code of the document about '"+
"In the public and private sectors or they may be self-employed. Trademark "+
"agents are employed by law firms and legal departments throughout the "+
"public and private sectors, trademark development and search firms or they "+
"may be self-employed.'"))
"Program officers unique to government are primarily concerned with the "+"administration and operation of government institutions, such as Parliament, "+"and activities unique to the operations of government, such as international "+
"relations, federal-provincial affairs, elections and tribunals.'"))