... two 11 .12 The first step is to rewrite the given set such that every FD has a singleton right side: AB C BC ACD BE CE CE → → → → → → → C A D B C A F Copyright (c) 2003 C J Date page 11 .7 11 11 CF ... B, C, D appears on the right side of any of the given FDs, it follows that {A,B ,C, D} is a candidate key Copyright (c) 2003 C J Date page 11 .9 *** End of Chapter 11 *** Copyright (c) 2003 C J Date ... distinct irreducible equivalents for the original set of FDs 11 .13 FDs: No answer provided Candidate keys: L, DPC, and DPT 11 .14 Abbreviating NAME, STREET, CITY, STATE, and ZIP* to N, R, C, T, and...