Student or Learner
1) The letter S represent you in the book.
2) You are represented by the letter S in the game, because your name start with the letter S.
3) The stone pathway with the stone placed slightly apart from each other.
4) It is a stone pathway/walkway with the flagstone slightly apart from each other. ( What i meant to say is the stone pathway which has flagstone which is not attach to one another but is slightly apart from each other.)