The 1999 Constitution

Section 130 (1)

There shall be for the Federation a President.

(There will be a President for the Federation.)

Section 130 (2)

The President shall be the Head of State, the Chief Executive of the Federation and Commander-in-Chief of the Armed Forces of the Federation.

(The President will also be the Head of State, the Chief Executive of the Federation and Commander-in-Chief of the Armed Forces of the Federation. )

Section 131 (1)

A person shall be qualified for election to the office of the President if –

(To be qualified for election to the office of the President, a person should; )

Section 131 (1a-d)

(a) he is a citizen of Nigeria by birth;

(b) he has attained the age of forty years;
(c) he is a member of a political party and is sponsored by that political party; and
(d) he has been educated up to at least School Certificate level or its equivalent.

 (Be a citizen of Nigeria by birth

Have attained the age of 40 year

Be a member of and be sponsored by a political party 

Be at least educated up to School Certificate level or the equivalent. ) 

Section 132 (1)

An election to the office of President shall be held on a date to be appointed by the Independent
National Electoral Commission.

(The election to the office of the President will be held on a date fixed by the Independent National Electoral Commission. )

Section 132 (2)

An election to the said office shall be held on a date not earlier than sixty days and not later than thirty days before the expiration of the term of office of the last holder of that office.

(The election will be held on a date not earlier than 60 days and not later than 30 days before the end of the tenure of the last (current) holder of the office.)

Section 132 (3)

Where in an election to the office of President one of the two or more candidates nominated for the election is the only candidate after the close of nomination, by reason of the disqualification, withdrawal, incapacitation, disappearance or death of the other candidates, the Independent National Electoral Commission shall extend the time for nomination.

(If there is only one candidate for the office of the President in an election due to disqualification, withdrawal, incapacitation, disappearance or death of the other candidates after the close of nominations, the Independent National Electoral Commission should extend the time for nomination. )

Section 132 (4)

For the purpose of an election to the office of President, the whole of the Federation shall be regarded as one constituency.

(The whole of the Federation is considered as one constituency for the  Presidential election .)

Section 132 (5)

Every person who is registered to vote at an election of a member of a legislative house shall be entitled to vote at an election to the office of President.

(If a person is registered to vote at the election of a member of a legislative house, that person is entitled to vote at an election for the office of the President. )

Read other sections of the 1999 Constitution explained here