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]: What was then needed was a tool that would cut DNA at specific sites , rather than at random sites along the length of the molecule , so that scientists could cut DNA molecules in a predictable and reproducible way .
[A]: They needed a tool to cut DNA at specific sites , rather than at random sites along the length of the molecule .


[Q]: He was the son of Walter Stewart , 6th High Steward of Scotland and of Marjorie Bruce , daughter of the Scottish king Robert the Bruce by his first wife Isabella of Mar .
[A]: He was the son of Walter Stewart and Marjorie Bruce .


[Q]: The reigning titleholders dedicate their year to promote specific projects and often address issues concerning the environment and other global issues through school tours , tree planting activities , street campaigns , coastal clean ups , speaking engagements , shopping mall tours , media guesting , environmental fairs , storytelling programs to children , eco-fashion shows , and other environmental activities .
[A]:
The reigning titleholders dedicate their year to school tours , tree planting activities , street campaigns , coastal clean ups , speaking engagements , shopping mall tours , media guesting , environmental fair , storytelling programs , eco-fashion shows , and other activities .