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novichok nerve agent (subgroup of nerve agent) → ReceivesAction → used to attack ex	0.68
effect (aspect of nerve agent) → ReceivesAction → prolonged	0.68
nerve agent → HasProperty → the most toxic	0.65
nerve agent → ReceivesAction → used in the attack	0.60
military grade nerve agent (subgroup of nerve agent) → ReceivesAction → developed by the soviet union	0.59
effect (aspect of nerve agent) → HasProperty → instantaneous	0.59
nerve agent → ReceivesAction → used against skripal	0.55
nerve agent → ReceivesAction → developed by the soviet union	0.54
nerve agent → CapableOf → contaminate sergei skripal	0.53
nerve agent → Causes → death	0.49
nerve agent → ReceivesAction → used in salisbury	0.49
nerve agent → CapableOf → poison the skripals	0.47
nerve agent → HasProperty → more potent than organophosphate pesticides	0.46
nerve agent → CapableOf → belong to the group of organo-phosphorus compounds	0.46
nerve agent → ReceivesAction → produced in russia	0.44
nerve agent → HasProperty → soluble	0.43
nerve agent → ReceivesAction → absorbed through the skin	0.41
nerve agent → ReceivesAction → made	0.41
nerve agent → HasProperty → colorless	0.38
nerve agent → ReceivesAction → used to poison sergei	0.37
nerve agent → ReceivesAction → delivered in liquid form	0.36
sarin → IsA → nerve agent	0.35
nerve agent → ReceivesAction → used in chemical warfare	0.34
nerve agent → HasProperty → unstable	0.34
nerve agent → CapableOf → sicken rowley	0.34
nerve agent → ReceivesAction → released	0.33
nerve agent → HasProperty → deadly	0.32
nerve agent → CapableOf → poison yulia skripal	0.30
nerve agent → CapableOf → strike down former russian agent	0.30
nerve agent → ReceivesAction → vaporized	0.30
nerve agent → HasProperty → tasteless	0.27
nerve agent → ReceivesAction → used in douma	0.25
nerve agent → ReceivesAction → identified as the cause of illness	0.25
nerve agent → ReceivesAction → exposed	0.25
nerve agent → ReceivesAction → used in march	0.25
nerve agent → CapableOf → leave former spy sergei skripal	0.25
nerve agent → ReceivesAction → smuggled to britain	0.21
nerve agent → CapableOf → attack nervous system	0.21
nerve agent → ReceivesAction → inhaled	0.21
nerve agent → ReceivesAction → developed in 1980	0.16
nerve agent → HasProperty → more potent	0.16
nerve agent → CapableOf → kill woman	0.16
nerve agent → ReceivesAction → used to attack former russian spy	0.16
nerve agent → CapableOf → sicken sturgess	0.16