*\input know.2
 (know.2 1 2 (macro.tex[let,jmc] 1 (basic.TEX 1 2 3 4))
! Missing # inserted in alignment preamble.
<to be read again> 
                   \cr 
p.2,l.59 \halign {\it Mr. P:	I don't know the numbers.\cr
                                                          
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 [1] [2]
Overfull box, 44.1697 points too wide:
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.\:a a
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.etc.
Overfull box, 6.0435 points too wide:
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.\:g c
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.\hbox( 6.9444 + .0000)x 3.1713, glueset .0000
..\:g l
.\:g o
.\hbox( 4.4444 + .0000)x 4.5833, glueset .0000
..\:g r
.etc.
Overfull box, 11.0308 points too wide:
\hbox( 7.5000 + 2.5000)x 469.7550, glueset-1.0000
.\hbox( .0000 + .0000)x 20.0000
.\kern .5000
.\hyphenation0
.\:u 8
.\hbox( 4.4444 + .0000)x 7.5231, glueset .0000
..\:g w
.etc.
Overfull box, 11.0308 points too wide:
\hbox( 7.5000 + 2.5000)x 469.7550, glueset-1.0000
.\hbox( .0000 + .0000)x 20.0000
.\kern .5000
.\hyphenation0
.\:u 8
.\hbox( 4.4444 + .0000)x 7.5231, glueset .0000
..\:g w
.etc. [3] 3 [4]