Problem: Interstate 29 (I-29) is an Interstate Highway in the Midwestern United States. I-29 runs from Kansas City, Missouri, at a junction with Interstate 35 and Interstate 70, to the CanadaUS border near Pembina, North Dakota, where it connects with Manitoba Highway 75.

Based on the paragraph above can we conclude that "Interstate 29 runs north to south"?

A: It's impossible to say

Problem: Elizabeth "Long Liz" Stride (nee Gustafsdotter) (27 November 1843 30 September 1888) is believed to be a victim of the notorious unidentified serial killer called Jack the Ripper, who killed and mutilated several women in the Whitechapel area of London from late August to early November 1888.

Based on the paragraph above can we conclude that "jack the ripper is an unknown killer"?

A: Yes

Problem: Johan Martin Schroder (born 13 May 1931 in Amsterdam) is a Dutch pilot and founder of Martinair, the second Dutch airline (after KLM) and the first Dutch air charter company. At the founding in 1958 the company was known as Martin's Air Charter (MAC).

Based on the paragraph above can we conclude that "Johan Martin Schroder was born before 1970"?

A:
Yes