compare_y_at_x_left 0 0 5 EQUAL
compare_y_at_x_left 0 3 5 SMALLER
compare_y_at_x_left 3 0 5 LARGER
compare_y_at_x_left 3 3 5 EQUAL
compare_y_at_x_left 4 4 3 EQUAL
compare_y_at_x_left 4 4 13 EQUAL
compare_y_at_x_left 5 5 11 EQUAL
compare_y_at_x_left 6 6 15 EQUAL
compare_y_at_x_left 7 7 4 EQUAL
compare_y_at_x_left 7 7 16 EQUAL
