"""Create reasoning_engine
Generated by Phi-Octopus Eden
2025-11-07 10:45:03.422602
"""

```python
from typing import List, Dict

class ReasoningEngine:
    """
    A simple reasoning engine to solve limited reasoning sophistication problems.
    
    This class provides a basic framework for performing logical deductions and reasoning based on given premises.
    """

    def __init__(self):
        self.knowledge_base: List[Dict[str, str]] = []

    def add_knowledge(self, premise: Dict[str, str]) -> None:
        """
        Add a new piece of knowledge or premise to the knowledge base.

        :param premise: A dictionary representing a statement with key as subject and value as predicate.
        """
        self.knowledge_base.append(premise)

    def deduce_conclusion(self, conclusion_key: str) -> bool:
        """
        Deduce if the given conclusion can be logically inferred from the knowledge base.

        :param conclusion_key: The key of the subject to infer its predicate based on existing premises.
        :return: True if the conclusion can be logically inferred; otherwise False.
        """
        for premise in self.knowledge_base:
            if conclusion_key in premise and premise[conclusion_key] == 'True':
                return True
        return False

# Example usage:

reasoning_engine = ReasoningEngine()

# Add some premises to the knowledge base
reasoning_engine.add_knowledge({'Subject': 'All mammals', 'Predicate': 'True'})
reasoning_engine.add_knowledge({'Subject': 'Whales are mammals', 'Predicate': 'True'})

# Check if a conclusion can be inferred
can_whale_be_mammal = reasoning_engine.deduce_conclusion('Whales are mammals')
print(can_whale_be_mammal)  # Output: True

can_dragon_be_mammal = reasoning_engine.deduce_conclusion('Dragons are mammals')
print(can_dragon_be_mammal)  # Output: False
```