Graph RAG retrieval

<div class="v"><header><b>GRAPH EVIDENCE</b><span id="state"></span></header><main><div class="gflow" id="gflow"></div><div class="evidence" id="evidence"></div></main><footer>question → entities → source passages</footer></div>

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let step=0;function col(title,labels,active){return "<div class=gcol><small>"+title+"</small>"+labels.map(x=>"<b class='"+(active?"active":"muted")+"'>"+x+"</b>").join("")+"</div>"}function draw(){document.getElementById("gflow").innerHTML=col("QUESTION",["Q"],true)+"<span class=garrow>→</span>"+col("ENTITIES",["A","B"],step>=1)+"<span class=garrow>→</span>"+col("SOURCES",["1","2"],step>=2);document.getElementById("evidence").textContent=["find question entity","follow A → B","collect linked passages","evidence ready"][step];document.getElementById("state").textContent=["seed","expand graph","collect","ready"][step];step=(step+1)%4}draw();setInterval(draw,850)