We use qué: Before a noun, verb, or verb phrase when we do not give any solutions to pick from. Often, we have been inquiring an open-ended dilemma which can be answered any way the speaker chooses. Cuando se trata de juegos de cartas, siempre hay una carta que destaca https://tarotbizum.info/cual-es-la-carta-mas-poderosa-en-las-cartas-este-es-el-misterio/