Objectives v0.1 bars: papers, read papers, claims, verdicted claims, edges, combinations

Custom SQL query returning 1 row (hide)

select (select count(*) from paper) as papers, (select count(distinct about_lom_id) from claim) as read_papers, (select count(*) from claim) as claims, (select count(distinct claim_id) from claim_verdict) as verdicted_claims, (select count(*) from citation_edge) as citation_edges, (select count(*) from combination) as combinations, (select count(*) from open_problem where status='open') as open_problems

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