Array
(
    [0] => keywords
    [1] => obstacle-course-1-2-3-4-1-2-3-4-5-4-5-6-5-6-7-6-7-8-9-10-11-12-11-12-11-10-11-12-11-12-13-14-15-16-17-16-17-16-17-18-19-20-19-20-21-22-23-22-23-24-23-24-23-24-23-22-23-22-21-20-19-18-1-2
    [2] => page
    [3] => 4
)