In this task your given two statements in Estonian. You must judge whether the second sentence is the cause or effect of the first one. Label the instances as "cause" or "effect" based on your judgment. The sentences are separated by a newline character.

Ma lükkasin vagunit.
Vaguni rattad tiirlesid edasipidi.
effect

Kõik klassiruumis pöörasid, et õpilast jõllitada.
Õpilase telefon helises.
cause

Ma jäin loengusse hiljaks.
Ma istusin tagaritta.

effect