Statements: R © F, F # D, D @ M Conclusions: I. R © D II. M % F III. M S R

R < F ...(i) F ≥ D ...(ii) D ≤ M ...(iii)
From (i) and (ii) R and D can't be compared. Hence neight I nor III follows.
From (ii) and (iii) M and F can't be compared. Hence II does not follows.