Question:
Who was the chair of World Athletics in May, 1978?

Context:
 Primo Nebiolo is the chair of World Athletics from Jan, 1981 to Jan, 1999. 
 Adriaan Paulen is the chair of World Athletics from Jan, 1976 to Jan, 1981. 
 Lamine Diack is the chair of World Athletics from Jan, 1999 to Jan, 2015. 
 Sigfrid Edström is the chair of World Athletics from Jul, 1912 to Jan, 1946. 
 David Cecil, 6th Marquess of Exeter is the chair of World Athletics from Jan, 1946 to Jan, 1976. 
 Sebastian Coe is the chair of World Athletics from Jan, 2015 to Dec, 2022.

Answer:
Question:
Who was the chair of World Athletics in May, 1978?

Context:
 Primo Nebiolo is the chair of World Athletics from Jan, 1981 to Jan, 1999. 
 Adriaan Paulen is the chair of World Athletics from Jan, 1976 to Jan, 1981. 
 Lamine Diack is the chair of World Athletics from Jan, 1999 to Jan, 2015. 
 Sigfrid Edström is the chair of World Athletics from Jul, 1912 to Jan, 1946. 
 David Cecil, 6th Marquess of Exeter is the chair of World Athletics from Jan, 1946 to Jan, 1976. 
 Sebastian Coe is the chair of World Athletics from Jan, 2015 to Dec, 2022.

Answer:
user
Adriaan Paulen
assistant
Question:
Who was the chair of World Athletics in May, 1978?

Context:
 Primo Nebiolo is the chair of World Athletics from Jan, 1981 to Jan, 1999. 
 Adriaan Paulen is the chair of World Athletics from Jan, 1976 to Jan, 1981. 
 Lamine Diack is the chair of World Athletics from Jan, 1999 to Jan, 2015. 
 Sigfrid Edström is the chair of World Athletics from Jul, 1912 to Jan, 1946. 
 David Cecil, 6th Marquess of Exeter is the chair of World Athletics from Jan, 1946 to Jan, 1976. 
 Sebastian Coe is the chair of World Athletics from Jan, 2015 to Dec, 2022.

Answer:
user
Primo Nebiolo
Lamine Diack
Sebastian Coe
Sigfrid Edström
David Cecil, 6th Marquess of Exeter
assistant
Question:
Who was the chair of World Athletics in May, 1978?

Context:
 Primo Nebiolo is the chair of World Athletics from Jan, 1981 to Jan, 1999. 
 Adriaan Paulen is the chair of World Athletics from Jan, 1976 to Jan, 1981. 
 Lamine Diack is the chair of World Athletics from Jan, 1999 to Jan, 2015. 
 Sigfrid Edström is the chair of World Athletics from Jul, 1912 to Jan, 1946. 
 David Cecil, 6th Marquess of Exeter is the chair of World Athletics from Jan, 1946 to Jan, 1976. 
 Sebastian Coe is the chair of World Athletics from Jan, 2015 to Dec, 2022.

Answer:
user
Adriaan Paulen
assistant