Britain faces a new and significant threat from organised far-right terrorism, the UK’s most senior counter-terrorism officer said on Monday as he revealed police had foiled four plots by right-wing extremists in the last year.
O (a new [and] significant) threat
[from] (organised far-right) terrorism
S (the UK’s most senior counter-terrorism) officer
V [said] ([on] Monday)
V [had foiled]
O four plots
どんな→ [by] right-wing extremists
[in] the last year.