\begin{figure}\centering
\begin{tikzpicture}
  \begin{axis}[
    xlabel={CRAC Edition},
    ylabel={CoNLL F1},
    ymin=40, ymax=85,
    width=0.85\columnwidth, height=7.5cm,
    xtick={1, 2, 3, 4, 5},
    xticklabels={2022, 2023, 2024, 2025, 2026},
    legend style={at={(0.5, -0.25)}, anchor=north},
    legend columns=4,
    ymajorgrids=true,
    grid style=dashed,
    axis y line*=left,
  ]
    \addplot [solid, color=blue, mark=*] coordinates {
      (1, 70.72)
      (2, 74.9)
      (3, 73.9)
      (4, 75.84)
      (5, 77.11)
    };
    \addlegendentry{Best Unc}
    \addplot [dashed, color=red, mark=square*] coordinates {
      (4, 62.96)
      (5, 74.32)
    };
    \addlegendentry{Best LLM}
    \addplot [solid, color=gray, mark=triangle*] coordinates {
      (1, 58.53)
      (2, 56.96)
      (3, 53.16)
      (4, 56.01)
      (5, 54.54)
    };
    \addlegendentry{\baseline{}}
  \end{axis}
  \begin{axis}[
    ylabel={Improvement over baseline (\%)},
    ymin=10, ymax=45,
    width=0.85\columnwidth, height=7.5cm,
    xtick={1, 2, 3, 4, 5},
    xticklabels={2022, 2023, 2024, 2025, 2026},
    legend style={at={(0.5, -0.35)}, anchor=north},
    legend columns=4,
    axis y line*=right,
    axis x line=none,
    ytick align=outside,
  ]
    \addplot [dotted, color=blue!40, mark=x, thick] coordinates {
      (1, 20.83)
      (2, 31.5)
      (3, 39.01)
      (4, 35.4)
      (5, 41.38)
    };
    \addlegendentry{Best Unc impr.}
    \addplot [dotted, color=red!40, mark=+, thick] coordinates {
      (4, 12.41)
      (5, 36.27)
    };
    \addlegendentry{Best LLM impr.}
  \end{axis}
\end{tikzpicture}
\caption{CoNLL F1 scores of the best systems and the baseline across CRAC editions (left axis), and relative improvement over \baseline{} in \% (right axis).}
\label{fig:scores-over-years}
\end{figure}
