"""Create reasoning_engine
Generated by Phi-Octopus Eden
2025-11-08 07:23:17.352056
"""

```python
from typing import List, Dict

class KnowledgeBase:
    def __init__(self):
        self.knowledge = {}

    def add_fact(self, fact: str) -> None:
        """Add a new fact to the knowledge base."""
        if fact not in self.knowledge:
            self.knowledge[fact] = True

    def retrieve_fact(self, fact: str) -> bool:
        """Retrieve whether a specific fact exists in the knowledge base."""
        return self.knowledge.get(fact, False)

class ReasoningEngine:
    def __init__(self, knowledge_base: KnowledgeBase):
        self.knowledge_base = knowledge_base
        self.rules = []

    def add_rule(self, rule: str) -> None:
        """Add a new inference rule to the reasoning engine."""
        if rule not in self.rules:
            self.rules.append(rule)

    def infer_new_fact(self, fact: str) -> bool:
        """
        Infer whether a given fact can be derived from existing knowledge and rules.
        
        Args:
            fact (str): The fact to derive.
            
        Returns:
            bool: True if the fact is inferred as true, False otherwise.
        """
        if self.knowledge_base.retrieve_fact(fact):
            return True

        for rule in self.rules:
            # Simplified example of a rule format: "A and B implies C"
            if f"{fact} implied by {rule}" not in self.knowledge_base.knowledge:
                continue
            return True  # Assuming the fact is inferred true based on rule application

        return False


# Example usage:

kb = KnowledgeBase()
kb.add_fact("It_is_raining")

reasoning_engine = ReasoningEngine(kb)
reasoning_engine.add_rule("If_it_is_raining_then_the_ground_will_be_wet")

print(reasoning_engine.infer_new_fact("The_ground_will_be_wet"))  # Should print True
```