Concepts: head, light, train
A: A train with its lights on is heading down the subway.
Concepts: attraction, commander, statue
A: tourist attraction is the city centre and there is a statue of founders including military commander
Concepts: clock, side, steeple
A: A large steeple has clocks on two sides.
Concepts: bridge, train, traverse
A:
The train is on the bridge,traversing a waterway