You are playing Rock Paper Scissors against claude 3.7 sonnet (high2).

Current round: 5 of 10
Your score: 2 | Opponent score: 0

Previous rounds:
Round 1: You chose rock, opponent chose scissors. You won.
Round 2: You chose paper, opponent chose paper. Tie.
Round 3: You chose rock, opponent chose scissors. You won.
Round 4: You chose paper, opponent chose paper. Tie.

Rules:
1. Choose rock, paper, or scissors.
2. Rock beats scissors, scissors beats paper, paper beats rock.
3. The player with the most wins after 10 rounds wins the game.

What is your choice for round 5? (rock, paper, or scissors)