Problem: Unternehmen Herbstnebel ("Operation Autumn Mist") was an offensive planned by German Field Marshal Walter Model and his Army Group B operational staff in late 1944 during World War II. It envisaged a German Army attack targeting the Allied forces in eastern Belgium and Luxembourg, east of the Meuse River.

Based on the paragraph above can we conclude that "Walter Model was the only Field Marshal who planned Operation Autumn Mist."? OPTIONS:
- Yes
- It's impossible to say
- No

A: It's impossible to say

Problem: Gianfranco Bellotto (Camposampiero, 2 July 1949) is an Italian football manager and former football player, who played as a midfielder. He served as head coach several Italian football teams such as Modena, Sampdoria and Venezia. He is well known for his commitment and seriousness. He achieved, among others, a Serie B Championship, a Capodanno Cup and a Red Leaf Cup.

Based on the paragraph above can we conclude that "Bellotto was born in the seventh month."? OPTIONS:
- Yes
- It's impossible to say
- No

A: Yes

Problem: Nelson is an American rock band founded by singer/songwriters Matthew and Gunnar Nelson (twin sons of Ricky Nelson and Kristin Nelson). The band achieved success during the early 1990s with their double platinum debut album "After the Rain", which featured the number-one hit "(Can't Live Without Your) Love and Affection".

Based on the paragraph above can we conclude that "Nelson was not a successful band before the early 1990's."? OPTIONS:
- Yes
- It's impossible to say
- No

A:
It's impossible to say