Raoultella terrigena
Raoultella terrigena is a Gram-negative bacterial species of the genus "Raoultella" , previously classified in the genus "Klebsiella" . 
<triplet> Gram-negative <subj> bacteria <obj> subclass of <triplet> Raoultella <subj> Gram-negative <obj> Gram staining <triplet> Klebsiella <subj> Gram-negative <obj> Gram staining