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Step * 1 1 1 1 of Lemma left-between-triangle

.....assertion..... 
1. e : EuclideanPlane
2. a : Point
3. x : Point
4. y : Point
5. p : Point
6. a leftof xy
7. x-p-a
8. p leftof xy
9. a leftof yp
⊢ x leftof py
BY
{ (InstLemma `left-between-implies-right1` [⌜e⌝;⌜y⌝;⌜p⌝;⌜a⌝;⌜x⌝]⋅ THEN Auto) }

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Latex:

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Latex:
.....assertion..... 
1.  e  :  EuclideanPlane
2.  a  :  Point
3.  x  :  Point
4.  y  :  Point
5.  p  :  Point
6.  a  leftof  xy
7.  x-p-a
8.  p  leftof  xy
9.  a  leftof  yp
\mvdash{}  x  leftof  py


By

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Latex:
(InstLemma  `left-between-implies-right1`  [\mkleeneopen{}e\mkleeneclose{};\mkleeneopen{}y\mkleeneclose{};\mkleeneopen{}p\mkleeneclose{};\mkleeneopen{}a\mkleeneclose{};\mkleeneopen{}x\mkleeneclose{}]\mcdot{}  THEN  Auto)

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