jogo de slot que paga

The grammars are called slot grammars because they are organized around slots (grammatical relations) and rules for filling them. The parser works bottom-up and maintains, for each phrase being built up, a list called the available slots list, ASLOTS.

phrasal verb\n\n : to find a place for (someone or something) in a schedule, plan, etc. I can slot you in at 2 p.m.