Example sentences of "[verb] been known [prep] [adj] " in BNC.

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31 They could , in fact , be described by a particular solution of Einstein 's equations that had been known since 1917 , found by Karl Schwarzschild shortly after the discovery of general relativity .
32 That was after the war ; during the war itself she had been known as just M , wherever she went .
33 In that year comparisons of Eliot with Pound were stimulated , and exacerbated , by the publication of what were called the ‘ drafts and transcripts ’ of The Waste Land ; that is to say , the heterogeneous packet of typescripts and manuscripts which Eliot had dumped on Pound in Paris , out of which Pound had helped Eliot to extricate the poem that for forty years had been known under that title .
34 The house in Mouncy Street had been known in this casual society as a place to go .
35 Projectile weapons had been known from Roman times , but much of the technology was redeveloped during the crusades .
36 Although they have been known for many years their evolutionary position is still hotly debated .
37 Variants of this reaction have been known for many years .
38 Variants of this reaction have been known for many years .
39 FLARES on the Sun have been known for many years to produce powerful bursts of X-rays , gamma-rays and charged particles .
40 The ancient Chinese believed that the electrical energy of the body flowed in specific channels known as the acupuncture meridians , and charts illustrating these have been known for several thousands of years .
41 But we know very little about the animals which bore these scales and although a few articulated remains have been known for several years , they show very little anatomical detail and it is not easy to identify immediate relatives .
42 These letters have been known for some time , as the aggrieved Leone published them in a pamphlet in 1764 .
43 The research has been done for some time and the results have been known for some time , yet still the Government do nothing .
44 As members will be aware , the Local Government Regions and Districts have been known for some time , and the areas of the Sheriffdoms were published at the beginning of the year .
45 Difficulties with the present ‘ grey gate ’ system , in which the starter pulls a lever to raise a 65 yard-long elastic tape , have been known for some years .
46 Difficulties with the present ‘ grey gate ’ system , in which the starter pulls a lever to raise a 65 yard-long elastic tape , have been known for some years .
47 Wise Speke analyst John Dean , says : ‘ Whessoe and Varec have been known to one another for some considerable time although given their emphasis on different geographical markets they have rarely found themselves in direct competition . ’
48 Alum Pot and its attendant caves were amongst the earliest to attract the curiosity of local explorers and they have been known in intimate detail since the middle of last century .
49 It 's been known for some time that dioxins are created when chlorine is used to make paper white , but in many situations it 's been difficult to find substitutes .
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