%------------------------------------------------------------------------------
% File     : PyRes---1.3
% Problem  : PUZ011-1 : TPTP v8.1.0. Released v1.0.0.
% Transfm  : none
% Format   : tptp:raw
% Command  : pyres-fof.py -tifbsVp -nlargest -HPickGiven5 %s

% Computer : n019.cluster.edu
% Model    : x86_64 x86_64
% CPU      : Intel(R) Xeon(R) CPU E5-2620 v4 2.10GHz
% Memory   : 8042.1875MB
% OS       : Linux 3.10.0-693.el7.x86_64
% CPULimit : 300s
% WCLimit  : 600s
% DateTime : Mon Jul 18 18:24:09 EDT 2022

% Result   : Unsatisfiable 0.40s 0.57s
% Output   : Refutation 0.40s
% Verified : 
% SZS Type : ERROR: Analysing output (Could not find formula named input)

% Comments : 
%------------------------------------------------------------------------------
cnf(indian,plain,
    ocean(indian),
    input ).

cnf(somalia,plain,
    african(somalia),
    input ).

cnf(india,plain,
    asian(india),
    input ).

cnf(indian_somalia,plain,
    borders(indian,somalia),
    input ).

cnf(indian_india,plain,
    borders(indian,india),
    input ).

cnf(prove_there_is_a_common_ocean,negated_conjecture,
    ( ~ ocean(X3)
    | ~ borders(X3,X2)
    | ~ african(X2)
    | ~ borders(X3,X4)
    | ~ asian(X4) ),
    input ).

cnf(c2,plain,
    ( ~ ocean(indian)
    | ~ borders(indian,X7)
    | ~ african(X7)
    | ~ asian(india) ),
    inference(resolution,status(thm),[prove_there_is_a_common_ocean,indian_india]) ).

cnf(c25,plain,
    ( ~ ocean(indian)
    | ~ african(somalia)
    | ~ asian(india) ),
    inference(resolution,status(thm),[c2,indian_somalia]) ).

cnf(c37,plain,
    ( ~ ocean(indian)
    | ~ african(somalia) ),
    inference(resolution,status(thm),[c25,india]) ).

cnf(c38,plain,
    ~ ocean(indian),
    inference(resolution,status(thm),[c37,somalia]) ).

cnf(c45,plain,
    $false,
    inference(resolution,status(thm),[c38,indian]) ).

%------------------------------------------------------------------------------
%----ORIGINAL SYSTEM OUTPUT
% 0.03/0.13  % Problem  : PUZ011-1 : TPTP v8.1.0. Released v1.0.0.
% 0.13/0.14  % Command  : pyres-fof.py -tifbsVp -nlargest -HPickGiven5 %s
% 0.14/0.35  % Computer : n019.cluster.edu
% 0.14/0.35  % Model    : x86_64 x86_64
% 0.14/0.35  % CPU      : Intel(R) Xeon(R) CPU E5-2620 v4 @ 2.10GHz
% 0.14/0.35  % Memory   : 8042.1875MB
% 0.14/0.35  % OS       : Linux 3.10.0-693.el7.x86_64
% 0.14/0.35  % CPULimit : 300
% 0.14/0.35  % WCLimit  : 600
% 0.14/0.35  % DateTime : Sat May 28 22:40:25 EDT 2022
% 0.14/0.36  % CPUTime  : 
% 0.40/0.57  # Version:  1.3
% 0.40/0.57  # SZS status Unsatisfiable
% 0.40/0.57  # SZS output start CNFRefutation
% See solution above
% 0.40/0.57  
% 0.40/0.57  # Initial clauses    : 27
% 0.40/0.57  # Processed clauses  : 49
% 0.40/0.57  # Factors computed   : 0
% 0.40/0.57  # Resolvents computed: 46
% 0.40/0.57  # Tautologies deleted: 0
% 0.40/0.57  # Forward subsumed   : 0
% 0.40/0.57  # Backward subsumed  : 6
% 0.40/0.57  # -------- CPU Time ---------
% 0.40/0.57  # User time          : 0.191 s
% 0.40/0.57  # System time        : 0.019 s
% 0.40/0.57  # Total time         : 0.210 s
%------------------------------------------------------------------------------