The dash tag -PRG is assigned to CP-QUE when the interrogative clause acts as a pragmatic marker. The annotation of such questions follows the general scheme for wh-questions:
( (IP-MAT (CONJ Mas)
(NP-SBJ *pro*)
(, ,)
(CP-QUE-PRG (WADVP-1 (WADV como))                                    ☜ clausal wh-question
(IP-SUB (ADVP *T*-1)
(NP-SBJ *exp*)
(SR-P-3S é)
(CP-CLF (WADVP-2 0)
(C que)
(IP-SUB (ADVP *T*-2)
(NP-SBJ-3 *exp*)
(NP-SE-3 (CL se))
(VB-P-3S diz)))))
(, ,)
(PP (P @em)
(NP (D @o) (ADJ último) (N caso)))
(, ,)
(VB-D-3S servia)
(PP (P para)
(NP (Q tudo)))
(. .))
(CORDIAL-SIN; ID PST20,2))
( (IP-MAT (NP-SBJ *pro*)
(CP-ADV (C se)
(IP-SUB (NP-SBJ (D o) (NPR Verão))
(NEG não)
(SR-SR-3S for)
(ADJP-PRD (ADV assim) (Q muito) (ADJ seco))))
(, ,)
(DS -)
(CP-QUE-PRG (WNP (WPRO quê)) (. ?))                                 ☜ verbless wh-question
(DS -)
(, ,)
(NP-ADV (NUM-F duas) (N-P horas))
(FP já)
(VB-P-3S encora)
(, ,))
(CORDIAL-SIN; ID FIS02,29))
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