levels

level 0                   level 1                   level 2                level 3                  level 4
descending caterpillar             descending caterpillar            slope return                        caterpillar
caterpillar                                on a shrub                               at btm of dc                        from a twig                            at cliff btm




ascending caterpillar, in caterpillar, on shrub, from descending caterpillar, dangling from twig, at cliff bottom
descending caterpillar, in diamond, dangling from shrub, out of shrub, at the bottom of a slope
pearl, in dipping rising caterpillar, in caterpillar, at the bottom of a cliff
short descending caterpillar, on a pole, out of a descending caterpillar, at the bottom of a descending caterpillar
mountain, in short descending caterpillar, in caterpillar, on tussock, at the bottom of a mountain, at the bottom of a caterpillar cliff, from a ledge
mountain, in ascending caterpillar, dangling from a sprout, out of a long bracket, at the bottom of a cliff, out of a ledge, at the bottom of a cliff
mountain, in caterpillar, at the bottom of a dome, in a descending caterpillar
mountain, just under a super giant wedge
two green soldiers pearl, in heel and toe cliff, out of flag, in caterpillar
figurehead, in a canyon bottom boat
pick, in descending caterpillar canyon bottom, at the bottom of a cliff, off of a slope