preferred_name: Drift; limb holds 90 (or 45) degrees, but drifts down before full 10 seconds; does not hit bed or other support
preferred_name_lc: drift; limb holds 90 (or 45) degrees, but drifts down before full 10 seconds; does not hit bed or other support
label: Drift; limb holds 90 (or 45) degrees, but drifts down before full 10 seconds; does not hit bed or other support
label_lc: drift; limb holds 90 (or 45) degrees, but drifts down before full 10 seconds; does not hit bed or other support