context: Pocketpc is employed for travel over snow. Chair is employed for study. Mail letter is employed for travel over snow. Mail letter is employed for personal satisfaction. Study is employed for get good grade. Please your parent is employed for personal satisfaction. Chair is not employed for solitude. Get good grade is employed for please your parent. Study is not employed for mask body odor. Chair is not employed for mask body odor.
text: Study is employed for get good grade.