Generate a topic word for the given sentence. A topic word is usually the name of a person, place, animal, concept or object the sentence is focusing on.

[Q]: lactarius torminosus, commonly known as the woolly milkcap or the bearded milkcap, is a mushroom in the genus "lactarius".
[A]: lactarius torminosus


[Q]: douglas lawrence "doug" osowski (born january 1, 1969) mostly known as mr. lawrence or doug lawrence is an american voice, actor, comedian, writer, storyboard artist, animator, and director.
[A]: mr. lawrence


[Q]: frederick sanger (; 13 august 1918 – 19 november 2013) was an english biochemist.
[A]:
frederick sanger