  Using chi_cJ -> 2(\pi^+\pi^-) ppbar decays from 14 \times 10^6 psi(2S) events
accumulated by the BESII detector at the BEPC, the intermediate states
Xi^+Xi^-, Lambda Lambdabar pi^+ pi^-, and K_SK_S p pbar are studied, and their
branching ratios or upper limits are measured.
