Often Mrs. Jo hushed them all , saying , with a sob in her throat , `` The noise may frighten them , let me call ; Robby will know my voice ; '' and then she would cry out the beloved little name in every tone of tenderness , till the very echoes whispered it softly , and the winds seemed to waft it willingly ; but still no answer came .
Robby is someone who would recognize Mrs. Jo's voice
( z1 recognize :ARG0 ( z2 person :name ( z3 name :op "Robby" ) ) :ARG1 ( z4 voice :poss ( z5 person :name ( z6 name :op "Mrs." :op "Jo" ) ) ) )