ERJ family  ERJ135 / ERJ140 / ERJ145
Table:
ERJ family
ERJ135 / ERJ140 / ERJ145
An American Eagle ERJ-145
Role	Twin-engine Regional airliner
National origin	Brazil
Manufacturer	Embraer
First flight	August 11, 1995
Introduction	April 6, 1997
Status	In service
Primary users	ExpressJet
Envoy Air
Trans States Airlines
Piedmont Airlines
Produced	1992–present
2003–2016 (China)
Number built	1,213 as of October 17, 2017
Program cost	US$300 Million (1995)
Unit cost

US$15 Million (1996)

Developed from	Embraer EMB 120 Brasilia
Variants	R-99 and P-99
Embraer Legacy 600

From the table, identify if the claim is entailed, neutral, or refuted. Conclude with JSON {"answer": "YOUR ANSWER"} — nothing else.

Claim: ERJ family's primary users are ExpressJet, Envoy Air,  Trans States Airlines  and Piedmont Airlines only.

answer: neutral