Suppose The Philadelphia Eagles are a professional American football team based in Philadelphia, Pennsylvania. They are members of the NFC East division in the NFL. The team was established in 1933 and has won three NFL championships, in 1948, 1949, and 1960. The Eagles play their home games at Lincoln Financial Field, known for its passionate fan base known as the 'Philly Phaithful'.
Can we infer that "The Philadelphia Eagles have never won an NFL championship."? Yes, no, or maybe?