question: Why was no Nachlass left behind after Whitehead 's death ?
answer: his family carried out his instructions that all of his papers be destroyed after his death
turker_answer: No Nachlass was left behind after Whitehead 's death because his family carried out his instructions that all of his papers be destroyed after his death .
rule-based: No Nachlass was left behind after Whitehead 's death because his family carried out his instructions that all of his papers be destroyed after his death .