Comprehension:
The following charts depict details of research papers written by four authors, Arman, Brajen, Chintan, and Devon. The papers were of four types, singleauthor, two-author, three-author, and four-author, that is, written by one, two, three, or all four of these authors, respectively. No other authors were involved in writing these papers.
The following additional facts are known.
- Each of the authors wrote at least one of each of the four types of papers.
- The four authors wrote different numbers of single-author papers.
- Both Chintan and Devon wrote more three-author papers than Brajen.
- The number of single-author and two-author papers written by Brajen were the same.
If Devon wrote more than one two-author papers, then how many two-author papers did Chintan write?