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\hspace{-0.09cm}\scalebox{0.85}{ \begin{dplltabular}{6} \dpllStep{1|2|3|4|5|6} \dpllDecL{0|1|2|2|2|2} \dpllAssi{ - |$\lnot a$|$\lnot a, \lnot b$|$\lnot a, \lnot b, \lnot c$|\makecell{$\lnot a, \lnot b, \lnot c, $ \\ $\lnot d$}|\makecell{$\lnot a, \lnot b, \lnot c, $ \\ $\lnot d, \lnot e$}} \dpllClause{1}{$a, b, \lnot c$}{$a, b, \lnot c$|$b, \lnot c$|$\lnot c$|\done|\done|\done} \dpllClause{2}{$\lnot b, c, d$}{$\lnot b, c, d$|$\lnot b, c, d$|\done|\done|\done|\done} \dpllClause{3}{$c, d, \lnot e$}{$c, d, \lnot e$|$c, d, \lnot e$|$c, d, \lnot e$|$d, \lnot e$|$\lnot e$|\done} \dpllClause{4}{$\lnot a, d, \lnot e$}{$\lnot a, d, \lnot e$|\done|\done|\done|\done|\done} \dpllClause{5}{$a, b, \lnot d$}{$a, b, \lnot d$|$b, \lnot d$|$\lnot d$|$\lnot d$|\done|\done} \dpllClause{6}{$c, \lnot d, e$}{$c, \lnot d, e$|$c, \lnot d, e$|$c, \lnot d, e$|$\lnot d, e$|\done|\done} \dpllBCP{ - | - |$\lnot c$|$\lnot d$|$\lnot e$| - } \dpllPL{ - | - | - | - | - | - } \dpllDeci{$\lnot a$|$\lnot b$| - | - | - |SAT} \end{dplltabular}}
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