 
<translate> Kwuo otú e si atụgharị uche n'isiokwu ahụ, kọwaa nke ọ bụla n'ime ha, ma kwuo ihe bụ azịza ya. Erin na-agụta trolls isii na-ezo n'akụkụ ụzọ n'ime ọhịa, 6 na-erughị okpukpu anọ nke ọnụ ọgụgụ trolls na-ezo n'okpuru àkwà mmiri ahụ, na ọkara ndị trolls na-ezo n'ala dị larịị karịa n'okpuru àkwà mmiri ahụ. Mmadụ ole n'ime ha ka ọ gụrụ? <eng> Give the step-by-step reasoning process and then the final answer. Erin counts six trolls hiding by the path in the forest, 6 less than four times that number of trolls hiding under the bridge, and half as many trolls hiding in the plains as under the bridge. How many trolls did she count in total? 