add reader/v1-random-distractors

add reader/v2-hard-distractors

add memory/memo-synthesis

add memory/questions-plus-templated-keys

add memory/graph-titleset-unfiltered

add memory/graph-titleset

add memory/keys-mention

add memory/keys-subject

add memory/questions-5subject-5mention

add memory/questions-9subject-9mention

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initial commit