if something has a yes animals on something else then increasing the river of that something has a yes produces on that something else
animals is not food. heaven_tree is not tree. change is when_one_thing_becomes_another_thing. heaven is not thing. godson is not godchild. yes is not affirmative. laughter is not animal_utterance. 1_sex is not animal. yes is affirmative. change is not when_one_thing_becomes_another_thing.