Contract analysis

1. Certificate No. 1 — Crestline Growth Equity Fund II LP

2. Certificate No. 2 — Ryland Family Holdings LLC

3. Certificate No. 3 — Management Rollover Group (Individual Form) — Daniel Burch

4. Certificate No. 4 — Management Rollover Group (Individual Form) — Angela Moretti

5. Certificate No. 5 — Management Rollover Group (Individual Form) — Dr. Samir Patel

6. Certificate No. 6 — Management Rollover Group (Individual Form) — Karen Tolliver CERTIFICATE NO. 1 CERTIFICATE OF NON-FOREIGN STATUS CRESTLINE GROWTH EQUITY FUND II LP Preamble. This Certificate of Non-Foreign Status (this "Certificate") is delivered by Crestline Growth Equity Fund II LP, a limited partnership duly organized and validly existing under the laws of the State of Delaware (the "Transferor"), to Ardent

1. Non-Foreign Status. The Transferor is not a "foreign person" as that term is defined in Section 1445(f)(3) of the Code. Specifically, the Transferor is not a nonresident alien individual, a foreign corporation, a foreign partnership, a foreign trust, or a foreign estate, as those terms are defined in the Code and the Treasury Regulations promulgated thereunder.

2. Organization and Existence. The Transferor is a limited partnership duly organized, validly existing, and in good standing under the laws of the State of Delaware. The Transferor was formed pursuant to a Certificate of Limited Partnership filed with the Secretary of State of the State of Delaware and has at all times maintained its status as a domestic entity for United States federal income tax purposes.

3. Taxpayer Identification Number. The Transferor's United States employer identification number is 04-8291653.

4. Address. The Transferor's principal office address is: Crestline Growth Equity Fund II LP 200 Clarendon Street, 42nd Floor Boston, Massachusetts 02116

5. Not a Disregarded Entity. The Transferor is not a disregarded entity as defined in Treasury Regulations Section 1.1445-2(b)(2)(iii). The Transferor is treated as a partnership for United States federal income tax purposes, and is not an entity that is disregarded as separate from its owner within the meaning of Treasury Regulations Section 301.7701-3. Acknowledgments and Undertakings The Transferor hereby acknowle

1. Non-Foreign Status. The Transferor is not a "foreign person" as that term is defined in Section 1445(f)(3) of the Code. Specifically, the Transferor is not a nonresident alien individual, a foreign corporation, a foreign partnership, a foreign trust, or a foreign estate, as those terms are defined in the Code and the Treasury Regulations promulgated thereunder.

2. Organization and Existence. The Transferor is a limited liability company duly organized, validly existing, and in good standing under the laws of the State of Tennessee. The Transferor was formed pursuant to Articles of Organization filed with the Tennessee Secretary of State and has at all times maintained its status as a domestic entity for United States federal income tax purposes.

3. Taxpayer Identification Number. The Transferor's United States employer identification number is 62-1847320.

4. Address. The Transferor's principal office address is: Ryland Family Holdings LLC 4515 Harding Pike, Suite 300 Nashville, Tennessee 37205

5. Not a Disregarded Entity. The Transferor is not a disregarded entity as defined in Treasury Regulations Section 1.1445-2(b)(2)(iii). The Transferor has elected to be classified, and is treated, as a partnership for United States federal income tax purposes, and is not an entity that is disregarded as separate from its owner within the meaning of Treasury Regulations Section 301.7701-3. In the event that the Transf

1. Non-Foreign Status. The Transferor is not a "foreign person" as that term is defined in Section 1445(f)(3) of the Code. Specifically, the Transferor is a United States citizen within the meaning of Section 7701(b)(1)(A) of the Code and is not a nonresident alien individual, a foreign corporation, a foreign partnership, a foreign trust, or a foreign estate, as those terms are defined in the Code and the Treasury Re

2. Taxpayer Identification Number. The Transferor's United States taxpayer identification number (Social Security number) is: *--7841.

3. Home Address. The Transferor's home address is: 1204 Belle Meade Boulevard Nashville, Tennessee 37205 Acknowledgments and Undertakings The Transferor hereby acknowledges and agrees as follows: Penalties of Perjury. This Certificate is made under penalties of perjury pursuant to 28 U.S.C. § 1746. The undersigned declares under penalty of perjury that the foregoing certifications are true, correct, and complete in a

1. Non-Foreign Status. The Transferor is not a "foreign person" as that term is defined in Section 1445(f)(3) of the Code. Specifically, the Transferor is a United States citizen within the meaning of Section 7701(b)(1)(A) of the Code and is not a nonresident alien individual, a foreign corporation, a foreign partnership, a foreign trust, or a foreign estate, as those terms are defined in the Code and the Treasury Re

2. Taxpayer Identification Number. The Transferor's United States taxpayer identification number (Social Security number) is: *--4209.

3. Home Address. The Transferor's home address is: 815 Lynnwood Boulevard Nashville, Tennessee 37205 Acknowledgments and Undertakings The Transferor hereby acknowledges and agrees as follows: Penalties of Perjury. This Certificate is made under penalties of perjury pursuant to 28 U.S.C. § 1746. The undersigned declares under penalty of perjury that the foregoing certifications are true, correct, and complete in all m

1. Non-Foreign Status. The Transferor is not a "foreign person" as that term is defined in Section 1445(f)(3) of the Code. Specifically, the Transferor is a United States citizen within the meaning of Section 7701(b)(1)(A) of the Code and is not a nonresident alien individual, a foreign corporation, a foreign partnership, a foreign trust, or a foreign estate, as those terms are defined in the Code and the Treasury Re

2. Taxpayer Identification Number. The Transferor's United States taxpayer identification number (Social Security number) is: *--5563.

3. Home Address. The Transferor's home address is: 2308 Abbottott Martin Road Nashville, Tennessee 37215 Acknowledgments and Undertakings The Transferor hereby acknowledges and agrees as follows: Penalties of Perjury. This Certificate is made under penalties of perjury pursuant to 28 U.S.C. § 1746. The undersigned declares under penalty of perjury that the foregoing certifications are true, correct, and complete in a

1. Non-Foreign Status. The Transferor is not a "foreign person" as that term is defined in Section 1445(f)(3) of the Code. Specifically, the Transferor is a United States citizen within the meaning of Section 7701(b)(1)(A) of the Code and is not a nonresident alien individual, a foreign corporation, a foreign partnership, a foreign trust, or a foreign estate, as those terms are defined in the Code and the Treasury Re

2. Taxpayer Identification Number. The Transferor's United States taxpayer identification number (Social Security number) is: *--8917.

3. Home Address. The Transferor's home address is: 503 Westview Avenue Nashville, Tennessee 37205 Acknowledgments and Undertakings The Transferor hereby acknowledges and agrees as follows: Penalties of Perjury. This Certificate is made under penalties of perjury pursuant to 28 U.S.C. § 1746. The undersigned declares under penalty of perjury that the foregoing certifications are true, correct, and complete in all mate