question: OPTIONS:
- yes
- no
The Santa Lucia River forms a natural border between Montevideo and San Jose Department to its west.
What river forms a natural border between Montevideo and San Jose Department?

answer: yes

[Q]: Sentence: Menander Protector mentions a Daurentius (577579) that slew an Avar envoy of Khagan Bayan I. Question: Who slew an envoy of Khagan Bayan I? OPTIONS:
- yes
- no
++++++++++
[A]: yes

Q: Does "The Alpine zone, extending from tree line to snow line, is followed by the glacial zone, which covers the glaciated areas of the mountain." provide a valid answer to "Where does the sub-Alpine zone extend from?"?
OPTIONS:
- yes
- no
A: no

Problem: Does "Downtown is generally regarded as the area bordered by 17th Street to the south, I-10 to the west, and 6th Street to the north, and Toole Avenue and the Union Pacific (formerly Southern Pacific) railroad tracks, site of the historic train depot and "Locomotive #1673", built in 1900." answer the question "What is the northern edge of Tucson's downtown?" OPTIONS:
- yes
- no

A: yes

Does the sentence "When he first received the position, the Second World War had just ended, and thousands of students were flooding into BYU." provide a valid answer to the question "What event prompted BYU Pres. Howard S. MacDonald to purchase a portion of an Air Force Base to house a sudden influx of students?" OPTIONS:
- yes
- no

A: yes

Does the sentence "In effect, they would retain the powers of the office (as a promagistrate), without officially holding that office." provide a valid answer to the question "What would you call a magistrate who had his powers of imperium continued?" OPTIONS:
- yes
- no

A:
yes