Crossword puzzle clue "game in which each team has one or two innings"

Game in which each team has one or two innings

Each of the two longest ones lasted 15 innings

Like each answer in this puzzle - also each word in each clue - in length

Game in which each player has four pawns

Inviting danger ... the end of which can precede each half of the answer to each asterisked clue

Each one has two colors and three layers

Baseball team or innings

Polygonal numerical array named for mathematician Blaise, in which each number is the sum of the nearest two in the row aboveit