MATCH (u:User {uid: $userId})
WITH u UNWIND $statements as statement
WITH u, statement
UNWIND statement.conceptsRelations as conceptsRelation
MATCH (c_from:Concept{name: conceptsRelation.from})
MATCH (c_to:Concept{name: conceptsRelation.to})
CREATE (c_from)-[:TO {context:conceptsRelation.context,statement:conceptsRelation.statement,user:u.uid,timestamp:conceptsRelation.timestamp, uid:apoc.create.uuid(), gapscan:conceptsRelation.gapscan, weight: conceptsRelation.weight}]->(c_to)
WITH u, statement
UNWIND statement.mentionsRelations as mentionsRelation
MATCH (m_from:Concept{name: mentionsRelation.from})
MATCH (m_to:Concept{name: mentionsRelation.to}) return m_from, m_to

MATCH (u:User {uid: $userId})
WITH u UNWIND $statements as statement
WITH u, statement
UNWIND statement.mentionsRelations as mentionsRelation
MATCH (m_from:Concept{name: mentionsRelation.from})
MATCH (m_to:Concept{name: mentionsRelation.to}) return m_from, m_to