How to create graph from entities and relationships?

Hello Community,

Im newbie to this community. Im designing the graph rag solution. Im in a state where i have the entites and relationships which are extracted by using llm. Also i used th late chunking strategy for perfroming the text chunking before the extraction. So, now how can i build the knoweldge graph using the above mentioned things?

The following is the architecture im planning to use in the indexing phase:-