In this task, we ask you to rewrite a sentence in simple English without changing its general meaning. Essentially, you want to make the sentence easier to read by using simpler words, utilizing more straightforward sentence structures, and omitting non-essential information etc.

[Q]: Many grevilleas have a propensity to interbreed freely , and extensive hybridisation and selection of horticulturally desirable attributes has led to the commercial release of many named cultivars .
[A]: Many grevilleas interbreed freely , and some specially picked hybrids have been grown for sale .

[Q]: Six days later at the Royal Rumble , Batista entered the Rumble match at number 28 and last eliminated Roman Reigns to win the match , becoming the fifth wrestler to win multiple Rumble matches , and the first , and so far only multi-time Royal Rumble winner to win from the same entrant number ( 28 ) .
[A]: Six days later at the Royal Rumble , Batista entered the Rumble match at number 28 and eliminated Roman Reigns to win the match , becoming the fifth wrestler to win multiple Rumble matches .

[Q]: John David Jackson ( January 19 , 1925 May 20 , 2016 ) was a Canadian American physics professor emeritus at the University of California , Berkeley and a faculty senior scientist emeritus at Lawrence Berkeley National Laboratory .
[A]:
John David Jackson ( January 19 , 1925 May 20 , 2016 ) was a Canadian American physics .