He considers Sontag's definition problematical because it lacks this distinction. However, the apparent incongruity of the stance of the bearer on the right remains problematical. The Quaker situation was becoming highly problematical for the magistrates. Indirect realism is argued to be problematical because of Ryle's regress and the homunculus argument. Burial records in the late 1920s and 1930s were especially problematical or nonexistent. This is particularly important and problematical as some of them have disappeared or deteriorated. Building new cars soon proved more problematical than designing them. Its future, however, must be viewed as more problematical. However, historian Brigitte Hamann describes Kubizek's claim as "problematical". Even the show's title is a trifle problematical for a family newspaper. Two others have been alleged but the evidence is more problematical. When seedlings exceed 20 bars PMS in storage, survival after outplanting becomes problematical. Thus, their classification as "laeti" is problematical. As a result, the identification of the respective parts is highly problematical. The placement of the genera Pachites, Holothrix, and Hederorkis is especially problematical.