YOU SAID:
There lies a toy opened
INTO JAPANESE
おもちゃが開かれている
BACK INTO ENGLISH
A toy is open
INTO JAPANESE
おもちゃが開いている
BACK INTO ENGLISH
Toys are open
INTO JAPANESE
おもちゃは開いています
BACK INTO ENGLISH
The toys are open
INTO JAPANESE
おもちゃは開いています
BACK INTO ENGLISH
The toys are open
That didn't even make that much sense in English.