question: getter method for the winner . returns ` a ' , ` b ' or ' 0 ' concode_field_sep char playerTurn concode_elem_sep char winner concode_elem_sep GameMove LastMoveDetails concode_elem_sep char[][] board concode_elem_sep String gameMode concode_field_sep void setBoard concode_elem_sep void initialiseBoard concode_elem_sep char[][] getBoard concode_elem_sep char getTurn concode_elem_sep int hashCode concode_elem_sep GameMove getLastMove concode_elem_sep boolean equals concode_elem_sep String getGameMode concode_elem_sep void setWinner concode_elem_sep void setGameMode concode_elem_sep void setLastMove concode_elem_sep void setTurn
target: char function ( ) { return this . winner ; }