Car companies by model
Springfield decades
Language by city
Metric (SI) units
Chess
100

Camry

Toyota

100

Abraham Lincoln arrives

1830s

100

Quebec City

French

100

Unit of energy

Joule

100

The only piece which may "jump" over other pieces

Knight

200

Pilot

Honda

200

Dana Thomas House is built

1900s

200

Johannesburg

English

200

Defined using the length light travels in a vacuum over a certain time

Meter

200

The total number of pawns in a game of chess

16

300

Avenger

Jeep

300

Springfield is founded

1820s

300

Sao Paulo

Portuguese

300

Defined using the frequency of a Cessium 133 atom

Second

300

The term for a chess tactic in which a piece (or pieces) are purposefully left vulnerable in order to gain better position

Gambit

400

Leaf

Nissan

400

Current capitol building is completed

1880s

400

Riyadh

Arabic

400

Used for measuring the number of elementary elements in a system, approximately 600 sextillion

Mole

400

The term for a move in which the king moves 2 squares

Castling (castle)

500

Polo

Volkswagon

500

Lake Springfield is constructed

1930s

500

Islamabad

Urdu

500

Used for measuring angles

Radian

500

The only move in chess in which a piece is captured without an opposing piece moving to its square

En Passant