arc(r_0023_0004__celebrate,r_0023_0001__How,mnr).
arc(r_0023_0004__celebrate,r_0023_0003__you,arg0).
arc(r_0023_0004__celebrate,r_0023_0005__it,arg1).
arc(z_0023_1002__question,r_0023_0004__celebrate,keep_scope).

( (CP-QUE-MAT (IP-SUB (ADVP-MNR (WADV How;{how}))
                      (DOD did;{do})
                      (NP-SBJ (PRO you;{you}))
                      (VB;~Tn celebrate;{celebrate})
                      (NP-OB1;{BIRTHDAY} (PRO it;{it})))
              (PUNC ?))
  (ID 23_a_fce_0102_2001_06))