Programmatically compute similarity between zodiacs

[Davidsch]

These are the fields of the criteria:

Link Name Short Name Time Min Time Max Country City Language symbols_per_page*general first_symbol*general many_stars*general frames*general animal*aries multiple*aries crouching*aries horns*aries tongue_out*aries plant_closeby*aries back_hoof*aries reverse_legs*aries link*aries tongue_out*leo crouching*leo tail_btw_legs*leo front_leg_raised*leo mane_amount*leo reverse_legs*leo link*leo type*cancer animal*cancer claws*cancer number_limbs*cancer link*cancer number*pisces position*pisces linked*pisces fins_groups*pisces big_stars*pisces link*pisces is_scorpion*scorpio from_above*scorpio has_star*scorpio num_limbs*scorpio tail_loop*scorpio link*scorpio back_hoof*taurus crouching*taurus front_leg_lifted*taurus horns*taurus eating*taurus reverse_legs*taurus tongue_out*taurus tail_btw_legs*taurus penis*taurus link*taurus figure*sagittarius quiver*sagittarius is_crossbow*sagittarius is_crouching*sagittarius clothes*sagittarius link*sagittarius adults*gemini male_female*gemini clothes*gemini has_shield*gemini hands*gemini link*gemini is_female*virgo is_dressed*virgo hat*virgo winged*virgo object_in_hand*virgo sitting or crouching crouched_or_sitting*virgo flowers_in_background*virgo link*virgo type*libra deep_dishes*libra is_balanced*libra has_base*libra has_top_loop*libra three_arms*libra link*libra