alt/base_prot_sig_vt_alt1.nit:22,13: Error: the public property `PUBB` cannot contain the private type `B`.
alt/base_prot_sig_vt_alt1.nit:42,17--20: Error: class `PROB` not found in module `base_prot_sig_vt_alt1`.
alt/base_prot_sig_vt_alt1.nit:43,27--30: Error: class `PROB` not found in module `base_prot_sig_vt_alt1`.
alt/base_prot_sig_vt_alt1.nit:44,25--28: Error: class `PROB` not found in module `base_prot_sig_vt_alt1`.