Index does not return value for query with 3 EvaluationLink and 3 variables

[stellarspot]

Data:

(ImplicationLink
 (AndLink
  (EvaluationLink
   (PredicateNode "P")
   (ListLink
    (ConceptNode "A1")
    (ConceptNode "A2")))
  (EvaluationLink
   (PredicateNode "P")
   (ListLink
    (ConceptNode "A1")
    (ConceptNode "A3")))
  (EvaluationLink
   (PredicateNode "P")
   (ListLink
   (ConceptNode "A2")
   (ConceptNode "A3")))))

Query which can be placed into patternIndexQueryExample.cc file (see #1 and #2)

        std::string queryStr1 = "(ImplicationLink \
                                  (AndLink\
                                   (EvaluationLink\
                                     (PredicateNode \"P\")\
                                       (ListLink\
                                         (VariableNode \"A1\")\
                                         (VariableNode \"A2\")\
                                       )\
                                   )\
                                   (EvaluationLink\
                                     (PredicateNode \"P\")\
                                       (ListLink\
                                         (VariableNode \"A1\")\
                                         (VariableNode \"A3\")\
                                       )\
                                   )\
                                   (EvaluationLink\
                                     (PredicateNode \"P\")\
                                       (ListLink\
                                         (VariableNode \"A2\")\
                                         (VariableNode \"A3\")\
                                       )\
                                   )\
                                  )\
                                 )";

The result is

Query 1:
Result: (ListLink
) ; [9224779411738298928][1]