You seem to be looking for a resource on German grammar, specifically a PDF that covers grammar rules and exercises from level A1 to C2 of the Common European Framework of Reference for Languages (CEFR).

Several educational groups and repositories offer consolidated "40+ Grammar Lists" and other PDF materials:

“The PDF?” he asked.

The next morning, Lena walked into the B1 exam. The listening comprehension was the same stupid story about the man returning the library book. The audio crackled: “Er wollte das Buch zurückgeben.” (He wanted to return the book.)

Schnelle Klärung von Zweifelsfällen beim Schreiben und Sprechen. Der Fahrplan: Grammatikthemen von A1 bis C2 1. Elementare Sprachverwendung (Niveau A1 & A2)

Auf dem Expertenniveau geht es um stilistische Finesse, hypothetische Konstruktionen, formelle Schriftsprache und absolute Präzision. Niveau C1: Die akademische und berufliche Ebene

Alle unregelmäßigen Verben oder Präpositionen auf einen Blick.

At level B2, you can understand the main ideas of complex text on both concrete and abstract topics. You can interact with a degree of fluency that makes interaction with native speakers quite possible.

At levels C1 and C2, you can express yourself fluently and spontaneously without much obvious searching for expressions. You can use language flexibly and effectively for social, academic, and professional purposes. The grammar focus shifts from learning new rules to refining and perfecting your command of existing ones in complex and subtle ways.