Using graph neural networks to reconstruct charged pion showers in the CMS High Granularity Calorimeter - Aamir,M; Adamov,G; Adams,T; Adloff,C; Afanasiev,S; Agrawal,C; Agrawal,C; Ahmad,A; Ahmed,HA; Akbar,S; Akchurin,N; Akgul,B; et al. (JOURNAL OF INSTRUMENTATION, 2024)