Related Clues:
- Chi-Town trains
- Rails on viaducts
- O'Hare-bound trains
- Ernie with two British Open titles
- British Open champ in 2002 and 2012
- Golfer hidden in 'Mickelson'
- Well-loved trio
- Volleyball quartet?
- Two-time British Open winner
- City railways not at street level
- Golfer Ernie from South Africa
- Outskirts of Liverpool
- Certain public transports
- Trains like Chicago's
- Parallelogram's trio