How many years did Willie Mays hit less than 20 home runs from his rookie year in 1951 to retirement in 1973?
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Willie Mays served in the United States Army.
The United States Army was commanded by William Mays .
How many years did Willie Mays hit less than 20 home runs from his rookie year in 1951 to retirement in 1973?</s>Willie Mays served in the [unused1]United States Army                [unused2] .
How many years did Willie Mays hit less than 20 home runs from his rookie year in 1951 to retirement in 1973?</s>Willie Mays served in the United States Army.
How many years did Willie Mays hit less than 20 home runs from his rookie year in 1951 to retirement in 1973?</s>The [unused1]United States Army                [unused2] was commanded by William Mays .
How many years did Willie Mays hit less than 20 home runs from his rookie year in 1951 to retirement in 1973?</s>The United States Army was commanded by William Mays .
How many years did Willie Mays hit less than 20 home runs from his rookie year in 1951 to retirement in 1973?</s>[unused1]United States Army[unused2],0,[unused1]United States Army[unused2],[unused1]United States Army[unused2],0,Willie Mays,Willie Mays,military branch,[unused1]United States Army[unused2],Willie Mays,0,Willie Mays
How many years did Willie Mays hit less than 20 home runs from his rookie year in 1951 to retirement in 1973?</s>United States Army,0,United States Army,United States Army,0,Willie Mays,Willie Mays,military branch,United States Army,Willie Mays,0,Willie Mays