台Taivo A Taiwan Mandarin dictionary

驪黃牝牡

líhuángpìnmǔ

ㄌㄧˊ ㄏㄨㄤˊ ㄆㄧㄣˋ ㄇㄨˇ

Simplified 骊黄牝牡

1a black stallion or possibly a yellow mare (idiom); don't judge by outward appearance

Keep 驪黃牝牡 and it comes back until you know it.