                             "dur_s0_000"     "dur_s0_000"   -000 syl_vowel==ae                                     "dur_s0_000"     "dur_s0_000"   -000 prev_syl_accented==0                              "dur_s0_000"     "dur_s0_000"   -000 prev_prev_ctype==s&&cplace==a                     "dur_s0_000"     "dur_s0_000"   -000 prev_prev_vlng==s                                 "dur_s0_000"     "dur_s0_000"   -000 pos_in_word_bw==0                                 "dur_s0_000"     "dur_s0_000"   -000 vfront==0                                         "dur_s0_000"     "dur_s0_000"   -000 prev_son==+&&clab==+                              "dur_s0_000"     "dur_s0_000"   -000 prev_v