Assertion: boomerang's performance | /r/HasProperty | disappointing
Facets:
value: according to aviation author philip moyes
type: OTHER
Source sentences:
text: According to aviation author Philip Moyes, the performance of the second prototype was considered disappointing, particularly as the Hercules III engines of the initial production aircraft would likely provide little improvement, especially in light of additional operational equipment being installed; it was recognised that demand for the Hercules engine to power other aircraft such as the Short Stirling bomber posed a potential risk to the production rate of the Beaufighter.