belongsTo(Plant::class); } public function guardNames(): BelongsTo { //return $this->belongsTo(CheckPointName::class); return $this->belongsTo(GuardName::class, 'guard_name_id'); } public function checkPointNames(): BelongsTo { //return $this->belongsTo(CheckPointName::class); return $this->belongsTo(CheckPointName::class, 'check_point_name_id'); } }