"""Create reasoning_engine
Generated by Phi-Octopus Eden
2025-11-08 10:53:59.077346
"""

```python
from typing import List, Dict


class ReasoningEngine:
    """
    A basic reasoning engine for solving limited reasoning problems.
    
    This class provides a simple mechanism to perform logical deductions based on given premises and rules.
    """

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

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

        :param premise: A dictionary with 'subject' and 'predicate' keys.
        """
        self.knowledge_base.append(premise)

    def deduce(self) -> List[Dict[str, str]]:
        """
        Deduce new conclusions based on premises in the knowledge base.

        :return: A list of dictionaries representing new deductions made.
        """
        # Example deduction logic
        new_deductions = []
        for premise in self.knowledge_base:
            if "person" in premise['subject'] and "knows" in premise['predicate']:
                new_deduction = {
                    'subject': premise['subject'].replace("person", "friend"),
                    'predicate': "trusts"
                }
                new_deductions.append(new_deduction)
        return new_deductions

    def get_knowledge_base(self) -> List[Dict[str, str]]:
        """
        Get the current knowledge base.

        :return: A list of dictionaries representing the premises in the knowledge base.
        """
        return self.knowledge_base


# Example usage
if __name__ == "__main__":
    reasoning_engine = ReasoningEngine()
    reasoning_engine.add_premise({"subject": "person A", "predicate": "knows person B"})
    reasoning_engine.add_premise({"subject": "person C", "predicate": "trusts person D"})

    print("Initial knowledge base:")
    for premise in reasoning_engine.get_knowledge_base():
        print(f"{premise['subject']} {premise['predicate']}")

    new_deductions = reasoning_engine.deduce()
    print("\nNew deductions:")
    for deduction in new_deductions:
        print(f"{deduction['subject']} {deduction['predicate']}")
```